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- Traditional method for overhaul of the top of miter gate is through manual operation by hydraulic hoisting jack, which has the shortcomings of low efficiency and great risk. 摘要船闸人字门顶门检修的传统方法是采用液压千斤顶手动作业，工作效率低，时间长，技术风险大。
- Innovation Design in the Driving Mechanism of New Hydraulic Hoisting Jack 新型液压起重器驱动机构的创新设计
- hydraulic hoisting jack 液压起重器
- They put the car up with a hoisting jack. 他们用千斤顶把车抬高。
- Introduced uses the ANSYS software establishment hydraulic power support hoisting jack the method. 介绍了利用ANSYS软件建立液压支架千斤顶的模型方法。
- Unexpectedly the case weighs even more hoisting jack, I feel embarrassed again drop a case, be forced exert oneself force is propped up. 不料箱子重逾千斤，我又不好意思放下箱子，只好勉力支撑。
- FEM computing technique for hydraulic hoist cylinder of lock miter gate is introduced. 摘要介绍船闸人字门液压启闭机油缸的一种有限元计算方法。
- Abstract： Each hydraulic hoist of eccentric trunnion sector gate consists of two sets of cylinders and one set of hydraulic pump station. 摘 要： 小浪底水利枢纽偏心铰弧门每台液压启闭机由两套油缸和一套液压泵站组成。
- After has established the hoisting jack model,carries on the finite element to its main spot the analysis,thus obtains the response the displacement change chart and the displacement value. 建立了千斤顶的模型之后,对其主要部位进行了有限元分析,从而得出响应的位移变化图及位移数值。
- The surface outlets at Ertan hydropower plant are arc gates,and the hoisting devices are duplex hydraulic hoists. 二滩电厂表孔采用弧形门,启闭形式为双缸液压启闭机。
- Calibration of prestressing hoisting jack 预应力张拉用千斤顶的正校与反校
- computer- controlled globally hydraulic hoisting 计算机控制液压整体提升
- The traditional dock-type precasting yard, by which caisson is hoisted by hoisting jack and moved to the dock through track is characterized by high cost and poor adaptability to the yard. 传统的千斤顶顶升、轨道上坞预制场造价高，适应场地的能力差；
- Imported cylinder seals and stainless pipes and oil cases increase the operation reliability of the hydraulic hoists. 油缸密封圈采用进口优质产品，油箱、管道采用不锈钢材料，从而增强了液压启闭机的运行可靠性。
- Some understandings of the key points in the design and selection of the hydraulic hoister are discussed herein, so as to provide a reference for the other similar projects. 文中对液压启闭机设计和选型中一些问题的认识进行探讨，以供参考。
- explosion - proof hydraulic hoist 防爆液压提升机
- Jack was assigned to the assembly shop of the factory. 杰克被分配到厂里的装配间工作。
- I am longing to see my friend Jack again. 我渴望再见到我的朋友杰克。
- He has no intention to jack up the plan. 他没有放弃这个计划的意思。
- The fire cracker went off and scared Jack's dog. 爆竹爆炸声把杰克的狗吓了一跳。
