survey of lifting appliances and lifting gear [public works category]
起重机械及起重装置测量〔公共工程类别〕
The lifting device is a system of rope and pulley.
这种起重装置是由缆索和滑轮组成的。
The lifting device is a system of ropes and pulleys.
这种起重装置是由缆索和滑轮组成的.
a cranelike device (usually one of a pair) for suspending or lowering equipment (as a lifeboat).
用来悬挂或降低器材的起重装置。
aprons are provided with holes for screw rods of jacking devices. Floors are lifted by special hoisting devices placed on heads of columns of the following tier.
提升环留有通过起重装置螺杆的孔。楼板用放置在下一节柱顶的专门起重设备提升。
screw-operated jack.
螺旋装置操纵的起重器。
the double-geared lifting mechanism of a crane.
起重机的双轮提升装置。
Simulation of self-removable counterweight of crawler crane
履带起重机配重自拆装装置仿真设计
Specifications of the Port Hoisting Machinery for the Braking System and the Wind Proof Appliance
港口起重机械对制动装置和防风装置的要求
any of various hooked or U-shaped metallic devices used for gripping or holding heavy objects.
用以抓起重物的钩状或U型金属装置.
The Internet control device plays an important role.
因特网控制装置起了一个重要的作用。
Application of cable reeving device with constant current to crane
恒流电缆卷绕装置在起重机上的应用
Optimization Design and Simulation for the Superlift of Crawler Crane;
履带起重机超起装置结构优化设计与仿真
The moment limiter for crane is one important overload protector, it is veryessential for crane to work safely.
起重机力矩限制器是一种重要的超载保护装置。
Lifting appliances--Vocabulary--Limiting and indicating devices
GB/T6974.5-1986起重机械名词术语安全指示装置
The torque-limiting devices can be rapidly re-energized and boring started again.
限矩装置能迅速重新启动，钻又转起来了。
Simulation Study of Hydro-Pneumatic Anti-Backward-Tipping of Crawler Crane
履带起重机油气式防后倾装置仿真研究
PLC AND SIMOTRAS HD BASED AUTOMATIC CONTROL SYSTEM OF CRANE
基于PLC与调压装置的起重机自动控制系统