服务提出什么质量要求

What qualities of service are required

youdao

生产的主要问题是计划：生产什么，生产多少，以什么质量生产，怎样生产，在哪儿生产。

The main problem of production is the plan: what to produce, in what quantity and quality, how and where.

youdao

我怀疑这家工厂什么质量控制也没有。经过一走的观察，我发现情况果真如此。

I suspected that the factory has ni quality control. Through my walking observation, it was true.

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

If you look at the electrical force, the force of electricity, proton and electron or something, it's not proportional to the mass of either object.

如果你考察电作用力,即电现象产生的力,质子啊,电子啊,或者其它什么东西,这种力不和物体的质量成比例

耶鲁公开课 - 基础物理课程节选

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