您要查找的是不是：
- Hoisting and lowering goods through Hoisting mechanism. 通过卷扬机构实现货物的起升与下降功能。
- Gantry and trolley mechanism adopts CT inverter and S7-200PLC, two hoisting mechanism adopts energy consumption self-excitation brakes, conventional control, and an extra auxiliary lifting mechanism. 本系统大小车机构采用CT变频器及S7-200PLC，两起升机构采用能耗自激制动，常规控制，副起升机构，凸轮控制。
- The mast assem-bly supports the rotary drill head and its hoisting mechanism. 支架组件支持转动钻头及其提升机构。
- Calculation of overrunning clutch in a large tyre crane hoisting mechanism is conducted. 在此基础上，以某大型轮胎起重机起升机构的超越离合器为例，进行扭转刚度的分析。
- The invention provides a hoisting device for bobbin creels, which comprises a bobbin creel and a hoisting mechanism. 本发明提供一种筒子支撑架的升降装置，包括筒子支撑架及升降机构；
- It also performs optimal design of hoist mechanism and provides basis for application and research on it. 对起重吊臂机构进行了优化设计，建立了起重吊臂优化设计程序，为工程应用和进一步研究提供了依据。
- The device is comprised of transparent well bore, hoisting mechanism, gravel packing device, data acquisition system and image processing system. 该装置由透明模拟试验井筒、起升系统、砾石充填设备、数据采集和图象处理系统五大部分组成。
- Optimization of grab control system of the ship unloader is realized by using slack rope compensation in hoisting mechanism and current compensation in opening/closing mechanism. 通过对抓斗提升机构的“钢丝绳补偿”和抓斗开闭机构的“电流补偿”实现了抓斗式卸船机物料抓取优化控制。
- Also utilization grade and load spectrum of hoisting mechanism is discussed and influence of operation cycles and load spectrum coefficient on hoisting mechanism design is shown. 对起升机构的利用等级和载荷谱进行了研究，指出了工作循环次数和载荷谱系数的变化对起升机构设计的影响。
- The hoisting mechanism of the luffing cable crane used in the Three Gorge project features four falls rope winding and has a rope guiding device to ensure correct rope winding. 摘要根据三峡摆塔式缆索起重机起升机构的具体结构特点，对其机构特性进行分析阐述；
- This paper describes the characteristics of girder, trolley, hook, hoisting mechanism and electrical system of large ladle cranes, based on comparing their comprehensive performances. 本文对大型铸造起重机的综合性能进行了比较,归纳分析了桥架、小车、吊具、各机构结构形式及电气控制系统的特点。
- The hoisting mechanisms can be controled independently through the controlvalve. 主、副卷扬通过换向阀的控制，可单独操纵。
- For hoisting mechanisms of cranes, the braking method of load producing braking torque is the safest. 由载荷产生制动力矩是起重机起升机构最安全的制动方法。
- Composite rotator motor in crane hoisting mechanism 起重机提升机构中的复合转子电机
- hoisting mechanism of furnace roof 炉盖提升机构
- Improvement to hoisting mechanism of tyre crane 轮胎式起重机起升系统的改进
- We have an auxiliary generator in case of power cuts. 我们有一台万一断电时使用的备用发电机。
- In view of special headroom requirement and some problems in designing overhead traveling crane with slewing hoisting mechanism, it presents the overall scheme design and the mechanisms' design. 摘要针对有特定净空要求的、起升机构可回转桥式起重机设计中的有关问题，介绍了在总体和各机构设计中的相关分析与设计思路。
- We need a hoist to lift the concrete blocks. 我们需要一台起重机来吊起混凝土块。
- In view of special headroom requirement and some problems in designing overhead traveling crane with slewing hoisting mechanism, it presents the overall scheme design and the mechanisms design. 针对有特定净空要求的、起升机构可回转桥式起重机设计中的有关问题,介绍了在总体和各机构设计中的相关分析与设计思路。
