constant force spring

常见例句

Check the wear of the electric brush and see whether the constant force spring has distorted or not. Over-worn electric brush and distorted force spring should be replaced.
检查电刷磨损情况，及恒力弹簧是否变形，电刷磨损过多或恒力弹簧已变形予以更换。
When we take a spring, something that - we are so familiar with now, and the spring has length l l in a relaxed state, k spring constant k, I can extend the spring with some force that I apply.
拿起一个弹簧,我们很熟悉了，松弛状态时,长度为，弹簧常数是，我可以用一些力,将其拉长。