Now I replace this object by mass m2 but the extension is the same, so the pull must be same the spring doesn't know what the mass is at the other end, right?
再以质量m2的物体做同一个实验2，弹簧伸长相同，可知拉力相同，这与悬挂物体的质量，无关？
Mass customization is a kind of new production way, it must replace a large quantity of production of 20th century, becomes the production way of main stream of the industry of 21st century.
面向大规模定制的生产方式是一种新型的生产方式，它必将取代20世纪大批量生产，成为21世纪工业的主流生产方式。
On the basis of exploration and demonstration, SBSD bulk setter and mass flowmeter was combined to replace the oval gear setters.
在考察、论证的基础上，用SBSD批量给定器和质量流量计配套使用来代替椭圆齿轮设定器。
Many of them believe that it is "the forth medium", and will replace some original mass media.
不少人认为网络是“第四种媒介”，它将取代原有的一些大众传播媒介。
'a mass-produced color screen that's cheap enough and good enough could eventually replace most black-and-white ones, he said.
他说，在价格和质量上都过硬的量产彩屏产品很可能最终取代大多数黑白屏产品。
Therefore, the quality of dam material should be firstly analyzed, and the best alternative method is to replace the landslide mass with well-graded and high shear-strength earth materials.
因而，提出应从其筑坝土料性质分析，采用级配好、抗剪强度大的优质土料换填滑坡体土料的办法处理。
When calculating the amount of fresh air required to dilute smog, mass or volume concentration is introduced into the formula to replace the old smog concentration;
依据稀释烟雾计算隧道需风量时，在公式中应引入烟雾的质量浓度或烟雾的体积浓度，并用其替代公式中的一般烟雾浓度；
When calculating the amount of fresh air required to dilute smog, mass or volume concentration is introduced into the formula to replace the old smog concentration;
依据稀释烟雾计算隧道需风量时，在公式中应引入烟雾的质量浓度或烟雾的体积浓度，并用其替代公式中的一般烟雾浓度；
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