什么是质量度量？

What are the quality metrics?

youdao

然而什么是质量？

But what is quality?

youdao

对于任何一个组织，定义什么是你理解的质量含意是重要的第一步。

For any organization, defining what you mean by quality is an important first step.

youdao

So, what's the conservation of mass if we divide by the atomic masses here?

那么质量守恒是什么呢？,如果我们在这儿按原子质量划分？

麻省理工公开课 - 固态化学导论课程节选

First one says, if you knew the force acting on any body, without going into what caused the force, then you may set that force equal the mass times acceleration of the body.

第一部分是,如果你知道作用在任一物体上的力,无论这个力的来源是什么,都可以令力等于质量乘以物体的加速度

耶鲁公开课 - 基础物理课程节选