做功是能量由一种形式转化为另一种的形式的过程。做功的两个必要因素：作用在物体上的力和物体在力的方向上通过的距离。经典力学的定义：当一个力作用在物体上，并使物体在力的方向上通过了一段距离，力学中就说这个力对物体做了功。
做功 [zuò gōng]
business ; acting ; do work ; apply work
网络释义专业释义
短语
做功课 Homework ; do one's lessons ; Doing homework ; do my homework
做功课/回家作业 do one's lessons/homework ; do one's lessons/ homework
做功行程 working stroke ; power stroke
做功冲程 power stroke ; Expansion stroke
做功德 Do good ; do a good deed
最大做功 maximal working capacity
左心做功指数 LCWI
左心做功 LCW
需做功能测试 It should be function tested
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work - 引用次数：4
Compared with the swing lift racket serve, the back bending depth of non-swing lift racket serve is shallow, and has short distance to work on the racket acceleration. But it is more of explosive power.
与有下摆引拍发球相比,无下摆引拍发球的“搔背”深度小,对球拍做功的加速距离短,但无下摆引拍的发力更具有爆发性,对拍头加速的最终效果并不比有下摆引拍发球差。
参考来源 - 网球无下摆引拍发球技术特点研究act - 引用次数：4In this point, the trends of shottechnique are lengthening the acting distance before you put theshot and improving the moving speed of sliding.
基于这一点，铅球技术的发展趋势是：①加长铅球出手前的做功距离②提高滑步时铅球的移动速度。
参考来源 - 旋转推铅球技术之研究 -
work - 引用次数：9 参考来源 - 关于传送带的能量损失问题
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do work
·2,447,543篇论文数据，部分数据来源于NoteExpress
双语例句原声例句
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我的母亲会帮我做功课。
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你该做功课了。
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他发现人们在制作炮管时，会产生大量的热，同时有大量的做功。
He observed when people were machining cannon barrels, a lot of heat was generated, and there was a lot of work done.
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Somebody say it real loud. Yes, the system is working on the surroundings, right? It's pushing out against them.
有人很大声的回答了，对，系统在对外做功，他把外界向外推开。
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Thermodynamics is asking you, what work does this thing do on the surroundings or the surroundings do on the system?
热力学在问你们，到底是系统对环境做功,还是环境对系统做功？
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They're both expansions. They'll both have net work done on the surroundings, but not the same amount, right.
是不同的，他们都是膨胀,都对外做功，但数量不同，对吧？
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- 来自原声例句