查询词典 derrick block

Crown Block - A series of sheaves affixed in the top of the derrick used to change the direction of pull from the drawworks to the traveling block.

天车：固定在井架顶部的一系列滑轮，用于改变来自绞车并传到游动滑车的拉力方向。

The design method of loading control system of derrick car based on ADμC824BS was introduced in this paper, the hardware principle block diagram and software flowchart of the control system were presen- ted.

介绍了以ADμC82 4BS微控制器为核心的起重车载荷控制系统的设计方法，给出了系统硬件原理图和软件流程图。

There are four main products rope, five-rope fast Dray, 0.5 T-5T fast, medium-speed hoist 12, 18-cutting machine, four to justice derrick, gasoline hand-ray machines, electric hand-ray machine, with two machines, vacuum suction Machine, Kewen machine, welding machine, welding machine, tunnels, bridges, reservoirs for the Pistons pump, injection pump, 350, 500, 750, the concrete mixer ingredients bucket, vertical 350-mixer, satellite mixer, mortar Machines, road cleaning machines, road paving machines, steel cutting machine, steel bending machines, bending machines hoop, Washidahang machine, fast-straight machines, machine vibration solidify, the impact ram, plate ram, the tower crane, build Block molding machines, loaders, rollers, and so full of construction equipment.

产品主要有四绳、五绳快速曳引机，0.5T-5T快速、中速卷扬机12型、18型切割机，四绳井架、汽油抹光机、电动抹光机、二用机、真空吸水机、刻纹机、电焊机、对焊机，隧道、桥梁、水库专用活塞泵、注浆泵，350型、500型、750型、混凝土搅拌机配料斗，立式350型搅拌机、卫星搅拌机、砂浆机、路面清灰机、路面铺平机，钢筋切断机、钢筋弯曲机、弯箍机、蛙式打夯机，快速调直机、震动夯实机、冲击夯、平板夯、塔机、砌块成型机、装载机、压路机等全套建筑设备。

According to the main equipment of Wei 12-1 workover rig and drilling basis data of adjustment well, the hook load and torque of drill string are found out and a new drilling string is presented by using the torque and drag analysis model and calculating software, on which depend to calculate and evaluate the capacity of main drilling equipment of Wei 12-1 workover rig , such as derrick, drawworks, and rotary table, as well as hoisting equipment (traveling block, hook and swivel) and drill line etc.

根据涠12－1修井机主要配套设备和钻调整井的钻井基础数据，运用钻柱摩阻的计算模型，对侧钻过程中钻柱的摩阻/扭矩进行分析计算，提出新的钻具组合，计算大钩载荷及扭矩载荷，并根据计算出的大钩载荷及扭矩载荷，对平台修井机主要钻井设备井架、绞车、转盘、提升设备、钻井大绳等的承载能力进行分析计算，得出分析研究结论，并提出改造的具体思路及相关配套技术的实施方案。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。