rack jack

基本解释

Rack hoisting jack: Uses the rack to go against as the rigidity lifts a hoisting jack.
齿条千斤顶：采用齿条作为刚性顶举件的千斤顶。
In order to solve these problems, we design a new steam turbine jack pump oil supply system and supply in integrated form (with rack).
为了解决这些问题，我公司设计出了一套新型的汽轮机顶轴油供油系统，并以集成式方式（带机架）供货。
The utility model relates to a combined starlike multi-purpose support seat, comprising a standpipe, a foot rack, an adjusting screw, a pipe clip, clipping sheets and a jack seat.
一种组合式星形多用支杆座，包括竖管、脚架、调节螺杆、管卡、夹片、插口座。
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