constant force spring

基本解釋

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.
檢查電刷磨損情況，及恒力彈簧是否變形，電刷磨損過(guò)多或恒力彈簧已變形予以更換。
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.
拿起一個(gè)彈簧,我們很熟悉了，松弛狀態(tài)時(shí),長(zhǎng)度爲(wèi)，彈簧常數(shù)是，我可以用一些力,將其拉長(zhǎng)。