1·Boilermakers may specialize in rigging and hoisting, preparation and layout, or welding aspects of the trade.
锅炉工可能专注于本行业的索具和吊装，准备和布局，或焊接方面。
2·Please do not want the overload use not to when not the clear hoisting object weight USES this elevator.
请不要超载使用也不要在不清楚吊装物体重量时使用本提升机。
3·D FEM analysis model is adopted for the stability analysis in construction including hoisting and closing single steel tubular arch rib and service stages respectively.
采用空间杆系计算模型对包括单根钢管拱肋吊装合龙在内的施工和运营阶段进行稳定性分析。
4·Taking the front floor as an example, mainly introduced the hoisting wedge driver installed in active pressing material core and making use of reverse wedge driver to form the up flanging structure.
以某车型前地板为例，重点介绍了吊装斜楔驱动器安装在活动压料芯上的结构和利用反向斜楔完成向上翻边的结构。
5·In order to ensure the installation precision of steel structure, the overall transformation of the truss is calculated and monitored during the hoisting.
为了保证钢结构安装精度，在吊装过程中，对桁架的整体变形进行了计算和监测。
1·Maintain the hoisting system.
保养提升系统。
2·The circular tube belt conveyor is a new method for hoisting coal in a vertical shaft.
圆管胶带输送机是竖井提升煤炭的一种新方法。
3·The electric brake of AC shaft hoist is an important part on hoisting technics low frequencies power generation brake and power are widely used in the shaft hoist of AC asynchronous drive at present.
交流拖动提升机电气制动是提升工艺中比较重要的一部分，目前交流异步电机拖动的提升机中，广泛应用的制动方式是低频发电制动和动力制动。
4·The shortcomings existing in electrical control system in preliminary mine hoist are analyzed, and the application and effectiveness of PC in hoisting shaft are summarized.
分析了原矿井提升机电控系统存在的缺陷并阐述可编程序控制器（ PC）在矿用提升机中的应用及效果。
5·The paper discusses the problem on optimum design of mine hoisting equipment.
本文详细地论述了矿井提升设备优化设计问题。
1·Assemble, erect and dismantle scaffolds, rigging and hoisting equipment.
组装，架设和拆除棚架，索具和起重设备。
2·Position and adjust dies on anvil of forging machinery using overhead cranes or other hoisting devices and hand tools.
使用桥式起重机或其他起重设备及手工具定位和调整砧锻压机械的压模。
3·Guide rope hoisting device is an accessory.
导绳器是起重配件的一种。
4·This company is the production, management steel wire, rigging and all kinds of hoisting equipment professional enterprises.
本公司是生产、经营钢丝绳、索具及各类起重设备的专业型企业。
5·A hybrid contactor made of contactor in parallel with thyristor can effectively prevent contactor heads from melting. So it is advantageous for safe running of hoisting machines.
由接触器和晶闸管并联组成的混合式接触器能够有效地防止触头熔焊，从而有利于起重机械的安全运行。