derrick mast

derrick mast的基本解释

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起重把杆, 起重桅

与derrick mast相关的网络例句 [注：此内容来源于网络，仅供参考]

In a typical trip out of the hole, the derrickman wears a special safety harness that enables him to lean out from the work platform to reach the drillpipe in the center of the derrick or mast, throw a line around the pipe and pull it back into its storage location until it is time to run the pipe back into the well.

在典型的起钻过程中，井架工系上特殊的安全带，这样能够使他从工作平台上倾斜去接近位于井架或者桅架中央的钻杆，扔一根绳子去缠绕钻杆，然后拉动钻杆到其存储的位置，直到再把这些钻杆下入到井眼时为止。

Of bridge could be improved Truss lifting tool adopts for derrick mast hoist that had been made by our unit, readymade member will be lifted and positioned. It is of the feature of simple construction equipment and quick construction progress and a potential of popularization.

桁架部分采用自制的人字扒杆吊机作为吊具，将预制的构件吊起进行悬臂拼装就位，施工设备简单，进度快，具有一定的推广潜力。

The fixed set of pulleys located at the top of the derrick or mast, over which the drilling line is threaded.

位于重型井架或桅架式井架顶部的固定的滑轮组，通过该滑轮组钻井钢丝绳进行穿绳。

One of the rig crew members who gets his name from the fact that he works on a platform attached to the derrick or mast, typically 85 ft [26 m] above the rig floor, during trips.

钻井队的成员之一，井架工名字的由来起源于起下钻时他工作在与井架或桅式井架连接在一起的一般距离钻机平台有85英尺高的平台上。

Can in the circular place and its sky homework, much used for open-air pack to unload and install etc. work, have a derrick and float to swim a derrick,mast derrick,wall a line derrick and the deck derrick etc.s.

可在圆形场地及其上空作业，多用于露天装卸及安装等工作，有门座起重机、浮游起重机、桅杆起重机、壁行起重机和甲板起重机等。

与derrick mast相关的网络解释 [注：此内容来源于网络，仅供参考]

derrick mast：扒杆

derrick lighter 起重驳 | derrick mast 扒杆 | derrick post 吊杆柱

derrick mast：起重桅

derrick mast 吊货杆桅 | derrick mast 起重桅 | derrick pendant 吊货索

derrick mast：吊货杆桅

derrick lighter 起重船 | derrick mast 吊货杆桅 | derrick mast 起重桅

derrick mast：井架

基础养护 concret foundation curing | 井架 derrick; mast | 塔形井架 pyramid mast

mast derrick：桅式吊车

mast crane 桅杆起重机双脚架 | mast derrick 桅式吊车 | mast fid 桅栓