hoisting jack

常見例句

Passes the hoisting jack to use the portal frame construction, reduces pushes slides the strength and increases moves a strength.
推移千斤頂采用框架結構，以減少推溜力和增大移架力。
The new hydraulic hoisting jack is a construction equipment with our own knowledge property, which is used to install large-sized electrical equipment.
新型液壓起重器是具有我國自主知識產權的安裝大型電力設備的施工設備。
When vertical column is lifted, the roof beam is closely near top plate, the integrated mining equipment can be lifted or laid down by the hoisting jack.
當立柱升起后頂梁貼緊頂板，提升千斤就能提起或放下綜采設備。
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