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- The drilling wire rope of a rig's hoisting system suddenly broke during drilling process,cause serious damage of equipment. 钻机提升系统的钻井钢丝绳在油田钻井过程中突然断裂,造成设备顿钻事故。
- Check and maintain the hoisting system. 检查和保养一下游动系统。
- This paper is a part of a project which is construction on integrated laboratorial platform of drilling rig hoisting system. 本文系钻机起升综合实验台架建设的部分研究内容。
- The simulation results show that the strategy is feasible, and it can meet the performance requirements of cobot micro operation force hoisting system. 仿真结果表明该控制策略足可行的，能够满足合作机器人微操作力提升系统的性能要求。
- Through analysis of the breaking location,shape of breaking section,manufacturing quality and sheave factor of hoisting system ,the breaking reason of the drilling wire rope is discussed. 通过对钢丝绳断裂部位、断口形貌、制造质量以及游动系统滑轮参数等调查情况进行分析，剖析了钢丝绳断裂产生的原因。
- In addition, ring-shaped back-up tong is used for pipe handling, and dual-load passage is employed in the hoisting system. 管子处理装置采用环形背钳技术；提升系统采用双载荷通道。
- The application of the system increases the safety of hoisting system and implements hoisting automatization in main shaft. 重点介绍主井信号系统结构及特点,介绍装载系统工作方式。
- Taking the vibration of hoisting system into account, in this papar we compute the starting load of hoisting wire rope. 2figs. , 4refs. 本文阐述了从考虑系统振动出发计算提升钢丝绳启动加速段动张力的具体方法。图2,参4。
- The paper introduces a mathematic method for derivation of the range of anti-skid limit deceleration in multi-rope friction hoisting system using coefficient of load. 利用载荷系数求解多绳摩擦提升系统防滑极限减速度值域的数学方法。
- Catering for domestic hoisting system, improvement and perfection of automatization of the electric control system of homemade hoisters were made by using PLC. 面向国产提升系统，利用可编程控制器对国产提升机的电控系统进行自动化改进与完善。
- Virtual safety performance testing instrument for coal mine hoisting system is developed,which meets the related national safe production industrial standards. 依据国家安全生产行业标准对提升机系统安全检测的要求,研制了提升机安全性能测试分析虚拟仪器。
- It was nothing less than a miracle. 那完全是个奇迹。
- Determination of Normal Deceleration for Single Rope Winding Hoisting System 单绳缠绕式提升系统正常减速度确定
- Keywords Shaft;Multirope friction hoisting system;Tail rope;Maintenance; 井筒;多绳摩擦提升系统;尾绳;维护保养;
- The man attached a strong rope to his sled. 那人将一条结实的绳子系在他的雪撬上。
- Bind the rope fast lest it should come loose. 把绳子绑牢，免得它松脱。
- Abstract: Combining with the actual coil type induction-motor-driven hoist system, an hoist emulation mathematical model and system is proposed. It is better consistent with the fact, has higher application value. 文摘:结合绕线型感应电动机驱动的单绳缠绕式提升机的具体实际，提出了提升系统仿真的数学模型，研究了相应的仿真系统.;运行表明，符合实际情况，具有推广应用价值
- It's no fun to find oneself at the end of the rope. 山穷水尽，可不是好玩儿的。
- Let down a rope so that I can climb up. 放下绳子，让我爬上去。
- Try to wear a colour that is less obtrusive. 尽量穿得颜色别太显眼。
