jack shore

Research on Leakage of Prop Jack in Powered Support and Settlement Measure

液压支架立柱千斤顶密封泄漏研究及解决措施

A research on the corrosion protection technology of Hydraulic support jacks

液压支架立柱、千斤顶防腐技术的研究

hand vertical hydraulic jack

手动立式油压千斤顶

hand operated vertical hydraulic jack

手动立式液压千斤顶

"Is there a jack-screw to be had?"

“你们有千斤顶吗？”

Analysis on Control Methods of Role of Equilibrium Jack of Two Led Hydraulic Shield

两柱掩护式支架平衡千斤顶控制方式的分析

Jack up a car

用千斤顶把汽车顶起来

The two rear jacks( those closest to the mast) are independently ad-justable.

靠近支架的两个背后的千斤顶可以独立调节。

They put the car up with a hoisting jack.

他们用千斤顶把车抬高。

lifting jack (excl. hydraulic)

千斤顶（液压的除外）

hydraulic jack (excl. built in)

液压千斤顶（固定的除外）

hydraulic trolley jack

手推车式液压千斤顶

horizontal action jack (excl. hydraulic)

水平千斤顶（液压的除外）

a pneumatic jack

气力起重机, 气力千斤顶

oil-powered hydraulic truck jack

燃油液压汽车千斤顶

built-in jack for lifting vehicles

起升车辆固定千斤顶

lift a car with a jack

用千斤顶把汽车托起

hitch lifting jack

连结装置的起落千斤顶