Departments should pay attention to before installing the screw force is balanced, lifting (activity) it is flexible.
在安装前应注意各部的螺丝受力是否平衡、升降(活动)是否灵活。
The lifting capacity of this chain hoist (hydraulic jack, screw jack) is 5 tons.
这个倒链（油压千斤顶、螺旋千斤顶）的起重能力为5吨。
The lifting capacity of this chain hoist ( hydraulic jack , screw jack ) is 5tons.
这个吊链（油压千斤顶、螺旋千斤顶）的起重能力为5吨。
The base is fixed on the foundation by the foundation screw, it bears the self weight of the lift and the lifting articles' weight.
底座通过地脚螺栓连接固定在基础上，承受升降机的自重和提升物品重量。
The screw jack can the long-term support heavy item, the greatest lifting capacity amount to 100 tons, the application is broad.
螺旋千斤顶能长期支持重物，最大起重量已达100吨，应用较广。
Capacitor shell adopts the high quality cold-rolled steel sheet or stainless steel sheet, and with mounting bracket for lifting on both sides which equipped with special grounding screw.
电容器外壳的材质采用优质冷轧钢板或不锈钢板，两侧装有供吊运安装支架，并装有专用的接地螺丝。
The lifting capacity of this chain hoist (hydraulic jack, screw jack) is 5tons.
这个吊链（油压千斤顶、螺旋千斤 顶）的起重能力为5吨。
The head and spindle nose of the screw shaft use the pig iron which is durable and wear-resisting. The lifting equipment can be divided into motor operation and hand operation.
螺旋轴的入水头、轴头、采用生铁套，耐磨耐用，提升装置分电动和手动两种。
In the light of the problems with artificial lifting by screw pumps, Model QYLB800-24C-DQ001 electric submersible screw pump is developed.
针对螺杆泵举升技术存在的问题，开发研制了一种QYLB800 - 24c—d Q001型电动潜油螺杆泵。
In the light of the frequent breakdown and badly lifting efficient of using conventional screw pump recovering viscous crude.
开采较高粘度的稠油，常规螺杆泵往往表现出故障率高、举升效果差。
Stainless steel screw, hex bolt series: tighten screw, machine screw, nail screw, self-tapping screw, expansion bolts, carriage, lifting eyebolt, a tooth, flat mat, play split cotters cushion etc.
不锈钢螺丝系列：内六角螺栓，紧钉螺钉，机螺钉，自攻钉，马车螺丝，膨胀螺丝，吊环螺丝，牙条，开口销，平垫，弹垫等。
The utility model is of bridge type structure of right and left upright pillars adding top beam, the lifting device with nut screw mandrel is moving along the upright pillars.
本实用新型为左右立柱加顶部横梁的桥式结构，螺母丝杆升降装置沿立柱上下移动。
Starting with the current situations of the screw pump lifting, this paper analyzes the adaptability of the screw pump lifting in alkali-surfactant-polymer flooding and poi...
从三元复合驱螺杆泵举升技术现状出发，分析了螺杆泵举升在三元复合驱应用的适应性，给出了螺杆泵举升技术的应用效果。
The lifting lug 1 is provided with a holding screw the axis of which is perpendicular to the axis of the lifting lug 1.
所述的吊耳套1上设置有紧定螺钉，紧定螺钉的轴线垂直于吊耳套1的轴线。
The lifting lug 1 is provided with a holding screw the axis of which is perpendicular to the axis of the lifting lug 1.
所述的吊耳套1上设置有紧定螺钉，紧定螺钉的轴线垂直于吊耳套1的轴线。
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