JOB
维普资讯
第 ３期
２０ ０ ２年
火 炸 药 学 报
１ ７
Ｊ 一０ ３炸药 “ 热 ” ＯＢ ９ ０ 激 冲击 损伤 破 坏及 超声 特征
田 勇 ， 顺 火 ， 罗 张伟 斌 温 茂萍 。李 敬 明 ， ， ， 郝 莹
（ 四 Ｊ 大学艄追 学院 四川 成 都 ６ ０ ６ ２ 中国 工程 拍理研 究 ｌ １ Ｌ Ｉ １ ０ ４： 竞化工材料 研究 所 四川 韩 阳 ６ ｌ ０ ） ０ ９ ０
Ａｂ ｔ ａ ｔ Ｗ ａ ｅ — ａ ｈ ｄ ｔ ｅ ｍａ ｈ ｃ ａ ｇ ｅ ｐ ｒｍｅ ｔ ｔ ｔ ｎｄ ｒ ｏ ｒ ｓ ｐ ｃ ｎ ｆ Ｐ ｓｒ ｃ ： ｔ ｒｂ ｔ ｅ ｈ ｒ ｓ ｏ ｋ ｄ ｍａ ｅ ｘ ｅ ｉ ｎ ｓ ｗｉｈ ｓ ａ ａ ｄ ｃ ｍｐ ｅ ｓ ｓ ｅ ｉ Ｌ ｍｅ ｓ ｏ ＢＸ ＯＢ ９ ０ Ｊ ０３
摘要： 进行 了丰经 热北理 的 Ｊ ０ ３塑料粘 蛄炸 药（ ｘ） 准压 缩试样 的“ ＯＢ ９ ０ ＰＢ 标 激 冲击抽 惦硅 坷 试验 对 试样 冲 击试验 前后 的超 声 ＝ 波特性 参量进 秆 了幢 制 ， 试验 显示 出Ｊ ～ ０ ３蚱 药存在 一十 明显的“ 燕 ＯＢ ９ ０ 激 冲击舢持破 坏 临界温度 差 井获得 Ｔ试样 热冲击顿 持破 坏 的起 声波毒量 特征 。 关量词 ： 药； 炸 热冲 击； 持 ； 声幢 洲 抽 起 中囤分 类号 ： Ｑ ６ ＿ ５０ ｒ 文蕾标 识码 Ａ 文 章编 号 ｌ ０ — ８ ２ ２＞ ０ ０ － ３ ０ ７ ７ １ （ （ ２） ３０ １ ０ ０ ７
ｗ ｉｈ ｕ ｈ ｒ ａ ｌ ｒ ｃ ｓ ｉｇ ｔ ｏ ｔ ｔ ｅ ｍ ｌ ｐ ｏ ｅ ｓｎ ｙ ｅ ｅ ｔ ｒ ｅ Ｔｈ ｌｒ ｓ ｎｉ ｃ ａ ａ ｔ ｒｓｉｓ ｗ ｅ ｅ ｔ ｓｅ ｂ ｈ ｂ ｔ ｒ ｎ ｆｅ ｈ ｐ ｒ ｏ ｍ ｄ ｅ ｕ ｔａ ｏ ｃ ｈ ｒ ｃ ｅ ｉｔｃ ｒ ｅ ｔ ｄ ｏｔ ｅ ｏ ｅ ａ ｄ ａ ｔ ｔ ｅ ｒ
９ ０ ｐ ｃｍ ｅ ｓｄａ ａ ｉｇ ａ ｄ ｃａ ｋ ｎ ａ ｏ ｅ ｒ ｖ ｎ ｒ ｓ ｎｉ ｃ ａ ａ ｔ ｒｓｉｓ ｈ ｖ ｅ ｂ ａ ｎ ｄ． ０ ３ ｓ ｅ ｉ ｎ ｍ ｇｎ ｎ ｒ ｃ ｉ ｇ ｎｄ ｓ ｍ ｅ ｅ ａ ｔ ｕ ｔａ ｏ ｃ ｈ ｒ ｃ ｅ ｉｔｃ ａ ｅｂｅ ｎ ｏ ｔ ｉ ｅ Ｌ Ｌ Ｋｅ ｒ ｓ： ｐ ａ ｔｃ ｂ ｄ ｄ ｅ ｌ ｓ ｖ （ ｙ ｗｏ ｄ ｌ ｓｉ ｏｎ ｅ ｘｐｏ ｉｅ ＰＢＸ）；ｔ ｅ ｍ ａ ｏ ｋ；ｄ ｍ ａ ｅ ｕ ｔａ ｏ ｉ ｅ ｔｎ ｈ ｒ Ｓｈ ｃ Ｌ ａ ｇ ｒ ｓ ｎｃ ｔ ｓ ｉｇ Ｌ
Hale Waihona Puke ｔ ｅ ｍａ ｈ ｃ ａ ｇ ｘｐ ｒｍｅ ｔ ．Ｔｈ ｘ ｅ ｉ ｎ ｓｓ ｏ ｔ ａ ｈ ａ ｐ ａ ｅ ｔｃ ｉ ｃ ｌ ｅ ｅ ａ ｕ ｅｇ ｐ ｔ ｒＪ 一 ｈ ｒ ｌｓ ｏ ｋ ｄ ｍａ ｅｅ ｅ ｉ ｎ ｓ ｅｅ ｐ ｒｍｅ ｔ ｈ ｗ ｈ ｔｔ ｅ ｅ ｒ ｎ ａ ｐ ｒ ｎ ｒ ｔ ａ ｍｐ ｒ ｔ ｒ ａ ｏ ＯＢ ｉ ｔ
损 伤 的 研 究 在 文 献 １中 已 有 了 较 为 全 面 的 介 绍 。 国 内 于近 几 年开 始关 注 Ｐ Ｘ 材 料 的 损 伤 研 究 ， 取 Ｂ 并
得 了 一 些 可 喜 的 进 展 。潘 颖 等 ’ 用 Ｊｈ ｓ ｎＨ Ｄ 研 究 Ｐ Ｘ 材 料 力学 性 质所 做 的 应 变 时 间数 据 ， 利 ｏｎｏ Ｂ 研 究 了 ＰＢ 材 料 蠕 变 损 伤 的一 维 模 型 和 本 构 关 系 ， 出 决 定 于 牯结 剂 的热 软 化 和 决 定 于炸 药颗 粒 特 征 Ｘ 指 的 初 始 伤 度 是 影 响 ＰＢ 材 料 蠕 变 损 伤 特 性 的 重 要 因素 ， 及 ＰＢ 材 料 的 蠕 变 存 在 某 种 随 机 性 。 鹏 Ｘ 以 Ｘ 陈 万 等 从 细 观 力 学 的 角 度 研 究 了 Ｐ Ｘ 材 料 的 力 学 行 为 和 变 ： Ｂ 移破坏 机 理 ， 为 Ｐ 认 ＢＸ 材 料 最 主 要 的 破 坏 机 理 是 界 面 脱 粘 和 牯 结 剂 的成 穴失 效 。 景 润 等 “采 用 弹 性 模 量 定义 损 伤 度 ， 量 研 究 了 拉 伸 载 荷 罗 测 下 ＰＢ 材 料 的 损 伤 演 化 ， 为 在 拉 伸 载 荷 下 Ｐ Ｘ 认 ＢＸ 材 料 的 非 线 性 特 性 是 材 料 内部 损 伤 演 化 所 致 。 文 本 作 者 等 研 究 了 Ｐ Ｘ 材 料 的 热 冲击 和 温 度 循 环 损 伤 ， 宴 验 上 观 察 到 了 Ｐ Ｘ 炸 药 产 生 损 伤 并 逐 Ｂ 在 Ｂ 渐 积 累扩 展 及 至 最 后 破 坏 的过 程 ， 时 证 实 了用 超 声 波 特 性 参量 方 法 无 损 检测 Ｐ 同 ＢＸ 损 伤 的可 行 性 ， 试 验 还 显 示 出 ， 始 损 伤 或 裂 纹 对 Ｐ Ｘ 炸 药 的 力学 性 能 有 着 十 分 重 要 的 影 响 。 初 Ｂ
引
言
Ｊ ０ ３塑 料 粘 结 炸 药 （ Ｂ 是 一 类 以高 聚物 粘结 剂 戈 连 续 相 、 高 能 混 台 颗 粒 炸 药 为 分 散 相 ＯＢ ９ ０ Ｐ Ｘ） 以 的复 台 材 料 ， 在 爆 轰 、 全 、 学 性 能 等 方 面 具 有 良 好 的 特 性 ， 国 防现 代 武 器 的发 展 中发 挥 着 重 要 它 安 力 在 的作 用 。 在 成 型 、 工 、 存 和 使 用 过 程 中 ， 但 加 贮 由于 受 到 温 度 、 械 应 力 的 作 用 ， 药 部 件 可 能产 生 损 伤 机 炸 甚 至 开 裂 ， 成 很 大 的损 失和 影 响 ， 此 研 究 炸 药 的 损 伤 和开 裂很 有 实 际 意 义 。 造 因
Ｗ ａｔ ｒ‘ ｔ ｄ Ｔｈｅ ｍ ａ ｅ。 Ｂａ ｈｅ ｒ ｌＳｈｏ ｋ ｃ Ｄａｍ ａ ｅ ｏ ｇ ｆ ＰＢＸ ＪＯＢ’ ０３ 。 ９０
ａ ｔ ｔ ａ ｏ ｃ Ｃｈａ ｃ ￣Ｌｓ ｉ ｓ ｎｄ ｉ ｓ Ｕｌ ｒ ｓ ｎｉ ｒａ ｔ－ｉ ｔ ｅ ｒ
Ｔ［ Ｎ Ｙａｎｇ ＬＵ Ｏ Ａ Ｓｈｕｎ －ｈｕ Ｚ Ｈ ＡＮ Ｇ ｅ — ｎ ｏ Ｗ ｉｂｉ （ ｅｃ ｎｉ ｓ ｌ ｆｔ ｅ 。 Ｓｉ Ｍ ｈａ ｃ ｎｓ ｕｔ 』 ｃｈｕ Ｕ ｎ ｖ ｓ ｔ ， Ｃｈｅ Ｊ ａｎ ｉ ｅｒ ｉｙ ｎｇｄｕ ６ ４． Ｃｈｉ ａ】 １００６ ｎ
job的写法示例
sys.d bms_j ob.su bmit(job => job_id, wh at => '要调用的proc', next_date =>下次运行时间,inter val => 间隔时间); or acle的job中怎样写每月的5日执行一个作业的代码？不可以直接用i nterv al来限制Job的执行特定的时间的。
in terva l只是执行间隔时间。
应该再job的执行过程中用个if语句检查当前时间是否是5日。
tr unc(a dd_mo nths(sysda te,1),'mm')+4我想写一个JOB,从oracl e数据库中每天凌晨执行一个sq l提取数据,但是以前从来没有接触过JOB,请问该怎么样写呢?谢谢大家了,我只是想有没有一个格式之类的东西可以看看?begins ys.db ms_jo b.sub mit(j ob => :job,what=> 'P UB_RE LATE_DDEVI CE_DN ET;',n ext_d ate => to_date('19-10-2007 00:00:00', 'd d-mm-yyyyhh24:mi:ss'), int erval => 'TRUNC(SYSD ATE+1)');co mmit;end;/创建一个自定义过程SQL> cre ate o r rep laceproce dureMYPRO C as2 begi n3 in sertintoTESTvalue s(sys date);4 en d; 5 /过程已创建。
Job工作
Unit 1 JobThe fourth classAuthentic Practice Content1.Preparation2.Teaching aims3.Important & difficult points4.Teaching theories & methods5.Teaching steps6.Blackboard designTeaching stepsI. Review & lead in1.Review●Purpose: a. Check if the students have mastered the words, phrases and sentencepatterns they have learnt last class.b. Prepare them for the coming lesson.●Main steps:⏹Show some pictures of jobs to the students, and ask them “What job is it?”, theycan answer these together. (2’)⏹Make a short conversation with two students by using two pictures.(2’)e.g. Picture A: doctor Picture B: engineerT: “What do you do now? ”S: “I’m a doctor.”T: “And what did you do last year?”S: “ I was an engineer then.”2.Lead in●Purpose: Learn the essential words of this class, and make them be ready for thelistening part.●Main steps:⏹Show them some new words on the screen. Such as dentist, dental assistant,assistant manager, salesperson, cashier…⏹Ask them What do they know about these jobsII. Listening p126 A , B, C & D●Purpose: Prepare their ears for the listening part.●Main steps:⏹Listen to the tape p126A without looking at the books. (1’)⏹Open the books and listen to the tape again. (1’)⏹Ask them some questions about the listening.1.Are “you” interested I the job?2.Did “you” do the same job before? Where?3.When will “you” be able to start work?⏹Listen to the tape p126B and Read their part from the book. Together.⏹Listen to the tape P126C and choose the response.⏹Listen to the tape P 126D and choose the right answer.⏹Do the practice A which in “DO IT YOURSELF!” on Page 127 (Pair work)Then ask 2 groups for each exercise.IV. Listening P127A & BPurpose: train the students’listening skill and make them open their mouth to tell his/her simple idea in English.Main steps:⏹Listen to the tape once or twice and try to choose the right answer of EX A, andthen check their answers by ask two students. If They can not work it out, playthe tape again, write some long or hard sentences on the black board to helpthem if necessary.⏹Ask the students to read EX B by themselves and discuss the answer with theirpartner according what they remember from the listening.⏹Ask five students to tell the class what his/her answer is.⏹If the answer doesn’t match the right one, the teacher can play the tape again. V. Group workPurpose: let the students relate what they learn to the practical use, and let them fond out that they should work hard in school to prepare themselves for their future.Main steps:1.Let the students review the dialogues they have just heard, try to find out whatquestions they would be asked if they wanted to apply for a job: interest,experience, when to start work etc.2.divide them into 5 groups to work out a conversation about interview. Give themsome extra things to add into their dialogue, such as possible salary, qualification,and so on.3.Ask 2 students of each group to show their work in the front of the class.VI. Homework1.Collect some employment AD on the newspapers or TV, Fill in the application formthe teacher give them according the job they are likely to be interested in.2.Prepare a conversation according to the form in group for the presentation in thenext class.Blackboard designAre you interested in …..What kind of experience do you have…. When can you start…?Do you have any qualification in…? Is $300 a month suitable for you? Difficult sentences:I sell computers and computer supplies.。
job
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七十二、一个人如果已经把自己完全投入于权力和仇恨中，你怎么能期望他还有梦？——古龙
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七十三、一个人有钱没钱不一定，但如果这个人没有了梦想，这个人穷定了。——佚名
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七十四、平凡朴实的梦想，我们用那唯一的坚持信念去支撑那梦想。——佚名
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七十五、最初所拥有的只是梦想，以及毫无根据的自信而已。但是，所有的一切就从这里出发。——孙正义
Situation:
You and your classmate are choosing a birthday gift for your teacher, Mr Li. You are discussing about what to buy?
officer engineer
fair
pick up
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六十六、一个人越敢于担当大任，他的意气就是越风发。——班生
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六十七、贫穷是一切艺术职业的母亲。——托里安诺
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六十八、莫道桑榆晚，为霞尚满天。——刘禹锡
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六十九、一切活动家都是梦想家。——詹·哈尼克
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七十、如果一个人不知道他要驶向哪个码头，那么任何风都不会是顺风。——小塞涅卡
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七十一、人性最可怜的就是：我们总是梦想着天边的一座奇妙的玫瑰园，而不去欣赏今天就开在我们窗口的玫瑰。——佚名
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二十二、世界上最快乐的事，莫过于为理想而奋斗。——苏格拉底
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二十三、“梦想”是一个多么“虚无缥缈不切实际”的词啊。在很多人的眼里，梦想只是白日做梦，可是，如果你不曾真切的拥有过梦想，你就不会理解梦想的珍贵。——柳岩
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二十四、生命是以时间为单位的，浪费别人的时间等于谋财害命，浪费自己的时间，等于慢性自杀。——鲁迅
job和work的用法口诀
job和work的用法口诀
1.job一般用作可数名词，指具体一份工作，担任某职位；
2.work一般用作不可数名词，指的是具体的工作，而不是某一份职位；
3.job多指有报酬，有稳定的工作关系，被雇佣者在一定期限内从事
某项工作；
4.work多指一般性，没有稳定关系，无固定报酬，常指短期或临时的，今天做明天停的工作；
5.job常用作职业身份，学习性质，而work用作劳动辛苦，把要求
完成的工作；
6.job多用作动词，表示“做工作、从事工作”，而work多用作动词，表示“做事、做功课”；
7.用作形容词时，工作的job是一份报酬的，学习的work是费力的；
8.job指的是具体的有份职位，否定句用didn't have或didn't work；
9.work指的是劳动力，否定句用didn't do或didn't make。
job 英语作文
job 英语作文Job is a crucial part of our lives that helps us earn a living and support ourselves and our families. In today's world, the job market is highly competitive, and finding a job that suits our skills and interests can be challenging. In this essay, I will discuss the importance of job satisfaction, the benefits of a good job, and the challenges of finding a job.Job satisfaction is essential for our overall well-being and happiness. When we enjoy our work, we are more motivated, productive, and engaged. We feel a sense of accomplishment and pride in our work, which boosts ourself-confidence and self-esteem. On the other hand, if we are unhappy with our job, we may feel stressed, anxious, and demotivated. We may also experience physical and mental health problems, such as headaches, insomnia, and depression.A good job offers many benefits, such as financialsecurity, career advancement, and personal growth. When we have a stable income, we can afford to pay our bills, save for our future, and enjoy a comfortable lifestyle. A good job also provides opportunities for learning and development, which can enhance our skills and knowledge and prepare us for future challenges. Additionally, a good job can give us a sense of purpose and meaning, as wecontribute to society and make a difference in people's lives.However, finding a good job can be a daunting task, especially in today's competitive job market. Many factors can affect our job search, such as our qualifications, experience, location, and competition. We may also face challenges such as discrimination, nepotism, and lack of opportunities. Therefore, it is essential to prepare ourselves for the job search by improving our skills, networking, and seeking advice from mentors and professionals.In conclusion, job satisfaction is crucial for ourwell-being and happiness, and a good job offers manybenefits, such as financial security, career advancement, and personal growth. However, finding a good job can be challenging, and we need to prepare ourselves for the job search by improving our skills, networking, and seeking advice. Ultimately, a good job is not just about earning a living, but also about finding fulfillment and purpose in our lives.。
job的概念
job的概念
"Job"（职位、工作）是指在特定的组织或公司中的一项工作或职责。
它描述了一个人在特定职位上执行的任务、责任和要求。
在职业和就业领域中，"job"通常用来描述一个人所从事的工作或职业角色。
一个工作可能包括一系列具体的任务、职责和要求，以及与之相关的技能和经验。
人们通过申请、面试和被录用来获得工作。
"Job"也可以指一份正式的雇佣合同或就业协议。
它可以包括工资、福利、工作时间和职业发展机会等方面的约定。
每个工作都有特定的工作描述和要求，包括工作内容、技能要求、学历背景、工作经验和特定的工作条件。
工作也可以分为全职、兼职、临时或合同工作等不同形式。
人们通常通过就业来实现经济收入、个人成长和职业发展。
工作对个人的生活和社会角色起着重要的作用，并且对组织的运营和发展也至关重要。
英语作文 job
英语作文 jobJob is an essential part of our lives. It not only provides us with a source of income but also gives us a sense of purpose and fulfillment. In today's society, finding a good job is becoming increasingly challenging due to the competitive nature of the job market. However, with the right skills and mindset, anyone can secure a job that they are passionate about.The first step to finding a job is to identify your strengths and weaknesses. This will help you determine the type of job that is best suited for you. For example, if you are a people person and enjoy working in a team, you may want to consider a job in sales or marketing. On the other hand, if you are more introverted and prefer working independently, a job in data analysis or programming may be a better fit.Once you have identified your strengths and weaknesses, the next step is to develop the necessary skills andqualifications for your desired job. This may involve obtaining a degree or certification in a specific field, or gaining relevant work experience through internships or volunteer work. Additionally, it is important to continuously update and improve your skills to stay competitive in the job market.Networking is also a crucial aspect of finding a job. Building relationships with professionals in your desired industry can open up new opportunities and provide valuable insights into the job market. Attending industry events, joining professional organizations, and reaching out to potential mentors are all effective ways to expand your network and increase your chances of finding a job.When applying for a job, it is important to tailor your resume and cover letter to the specific requirements of the position. Highlighting relevant skills and experiences that align with the job description will make you stand out as a strong candidate. Additionally, preparing for interviews by researching the company and practicing common interview questions will help you make a positive impression onpotential employers.Finally, it is important to stay persistent andresilient throughout the job search process. Rejection is a normal part of the job search, and it is important not to get discouraged by setbacks. By staying positive and continuing to pursue opportunities, you will eventuallyfind a job that is the right fit for you.In conclusion, finding a job requires a combination of self-awareness, skill development, networking, and perseverance. By taking a proactive approach to the job search and continuously improving yourself, you can increase your chances of finding a job that brings you fulfillment and success. Remember, the right job is out there – it just takes time and effort to find it.。
job的英文作文
job的英文作文"英文，"Finding the right job can be a challenging andrewarding experience. It requires a combination of hard work, determination, and a bit of luck. I have had my fair share of job hunting experiences, and I can say that each one has taught me something valuable.One of the most important things I have learned is the importance of networking. They say, "It's not what you know, but who you know." This couldn't be more true in the job market. I remember when I was looking for a job in marketing, and I reached out to a former colleague who had connections in the industry. Thanks to that connection, I was able to land an interview at a top advertising agency.Another lesson I have learned is the value of perseverance. As the saying goes, "When the going gets tough, the tough get going." I once applied for a positionat a company I had been dreaming of working for, but I was rejected. Instead of giving up, I continued to improve my skills and gain more experience. A few months later, another position opened up at the same company, and this time I was offered the job."中文，"找到合适的工作可能是一个具有挑战性和有回报的经验。
Job
Part 9-1 Helen 1. Or just here for the meeting. My company has offices here consultant/consultancy 2. pharmaceutical 3. Anything that helps people Make money / bed / tea / the meeting / What do you make? sell investment product 4. Do consultancy work with big companies. Do the accounts for small & medium-sized co. clients/customers 6. We make packaging for fresh food.
Part 3 Sophie Bon 1. warehouse 2. They are off sick / They ask for sick leave 3. Get the right kind of staff / right choice/ right career / fit right / right now / right after… Part 4-(3) Job title 1. badges 2. consultant, management consultancy, do consultancy to give companies advice on processes identify 3. personal assistant to catering services, accommodation to deal with correspondence 4. gadgets I’m responsible for the company’s accounts 5. interior I deal with customers’ complaint
英语作文 job
英语作文 jobJob is an important part of our lives. It is not only a source of income, but also a way for us to contribute to society and fulfill our potential. In this essay, I will discuss the importance of job, the benefits of having a job, and the impact of job on our lives.First and foremost, job is important because itprovides us with a means of livelihood. It allows us toearn money to support ourselves and our families, and to afford the basic necessities of life such as food, shelter, and clothing. Without a job, it would be difficult for usto survive in the modern world.In addition to providing us with a source of income,job also gives us a sense of purpose and fulfillment. When we have a job, we have the opportunity to use our skillsand talents to contribute to society and make a differencein the world. This can be incredibly rewarding and can give us a sense of pride and accomplishment.Furthermore, having a job can also have a positive impact on our mental and emotional well-being. Studies have shown that people who are employed tend to be happier and more satisfied with their lives than those who are unemployed. This is because job provides us with a sense of structure and routine, and gives us a sense of belonging and purpose.Moreover, job can also have a positive impact on our physical health. People who are employed tend to be healthier and live longer than those who are unemployed. This is because job can provide us with access to healthcare and other resources that can help us to maintain our health and well-being.In conclusion, job is an important part of our lives.It provides us with a means of livelihood, a sense of purpose and fulfillment, and can have a positive impact on our mental, emotional, and physical well-being. Therefore, it is important for us to find a job that is meaningful andfulfilling, and to work hard to make the most of the opportunities that it provides.。