spring return短语⁸⁴³²⁰⁺⁸ 基本例句 弹力恢复,自复 Unlike a standard lever handle or gear operator which will remain in the last position, our assemblies ensure that the handle will always spring return to its original starting position. 与仍然留在最终位置的调节杆手柄或传动装置不同，我们的组装可以保证手柄一直自复至原始的位置。 www.e-gtm.com.cn