handspike windlass 杠杆起锚机
trail handspike 瞄准棍
handspike damaged 推杆损坏
miniature electromotive handspike 微型电动推杆
coke-handspike 推焦杆
mechanic handspike 机械推杆
pneumatic handspike 气动推杆
N a bar or length of pipe used as a lever 推杆
Design and calculation of the handspike.
推杆的设计计算。
Level move is realized by the co-operation of oil vat, handspike and synchronizer.
平行移动是由液压油缸推动，通过推动轴承传到推杆、同步盘，并相互配合实现的；
This paper describes a new type of electromotive handspike from structure and working principle and its test results.
可从结构和原理上介绍了一种新型电动推杆，并进行了试验。
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