trip thread的意思|示意
美 / trip θred /
英 / trɪp θrɛd /
绊线
trip thread相关例句
The ordinary screw jack depending on the thread self-locking action support heavy item, the structure is simple, but the transmission efficiency is low, the return trip is slow.
普通螺旋千斤顶靠螺纹自锁作用支持重物，构造简单，但传动效率低，返程慢。