在 所述的本体(1)后端底部(2)安置一个能拉伸的帐篷罩(3);
The retractable tent cover (3) is arranged at the bottom (2) of the rear end of the automobile body (1);
由两层胶粘的、有孔、褶皱且能拉伸的牛皮纸组成,其更多的褶皱增加了油漆沉淀面积,加大了油漆过滤纸(器)的承载能力。
It is made of two layers of kraft paper that is conglutinant, poriferous, tensile, and it has more pleats to increase desilting area of paint particle, and increase holding capacity.
像这样一个弹簧,将它拉伸到,它不再能遵循胡克定律的点。
I can take a spring like this one and stretch it to the point that it no longer behaves like Hooke's Law.
We want to know how much force it exerts when I pull it by a certain amount.
我们想知道当我们将弹簧拉伸一定量时,它能产生多大的力
应用推荐