self-elevating unit 自升式平台 ; 自升式钻井船
The MK is transported as a complete machine with telescopic tower, trolley jib, complete ballast, power generation unit and elevating cab.
MK可以在配备伸缩式塔架、小车副臂、完整配重、动力装置与高架司机室的情况下，以整车形式运输。
Mechanical structure design of measuring arm system is carried out, including the designs of elevating system, articulated arm system and mechanical measuring unit.
对测试机械臂系统进行了机械结构设计，包括升降机构、关节机械臂机构和末端力学测量单元的设计。
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