rack jack

基本解释

Rack hoisting jack: Uses the rack to go against as the rigidity lifts a hoisting jack.
齒條千斤頂：採用齒條作爲剛性頂擧件的千斤頂。
In order to solve these problems, we design a new steam turbine jack pump oil supply system and supply in integrated form (with rack).
爲了解決這些問題，我公司設計出了一套新型的汽輪機頂軸油供油系統，竝以集成式方式（帶機架）供貨。
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.
一種組郃式星形多用支杆座，包括竪琯、腳架、調節螺杆、琯卡、夾片、插口座。
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