derrick block

derrick block的基本解释

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提升滑轮

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

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。

A type of arm derrick such as fix the type to turn round the derrick, tower type derrick, automobile derrick, tire, track derrick etc..

臂架类型起重机如固定式回转起重机、塔式起重机、汽车起重机、轮胎、履带起重机等。

The strike of Huanghai block and Huaihai block in the east mainly tends towards north-east, while the strike of Shanxi block and the eastern edge of Ordos block in the west mainly tends towards north-west.(3) According to the feature of Moho, the crust of the research zone can be divided into six parts in the Shanxi block, Moho looks like a nearly north-south sunk belt, and the crust is thick; at the southern edge of the Inner Mongolia block and in the south of Yanshan block, Moho presents the structural features of fold belt, tending nearly towards east-west; at the eastern edge of Ordos block, the structure of Moho is relatively complex with nearly northwest folds.

3根据莫霍面的形态特征，研究区地壳可大致划分为6个区块；在山西地块范围内，莫霍面呈近南北向的凹陷带，地壳厚度大；内蒙古地块南缘和燕山地块南部，莫霍面表现出褶皱带的构造特征，其延展趋势为近东西方向；鄂尔多斯地块东缘，莫霍面构造相对复杂，呈近北西向凸、凹相伴的褶皱；黄淮海地块为莫霍面隆坳区，隆、坳相间排列，构造较复杂，但从整体上看，这是全区莫霍面最浅的隆起区段；鲁西台背斜主要为莫霍面断陷区，其断陷带沿枣庄－曲阜一线向北西方向延伸。

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

derrick block：提升滑轮

井架底座 derrick base | 提升滑轮 derrick block | 起货吊杆 derrick boom

derrick block：钻井架提升滑轮

绞盘柱 derrick bitt | 钻井架提升滑轮 derrick block | 起重船 derrick boat

derrick heel block：吊杆底导向滑车

derrick heading fitting 吊杆头装置 | derrick heel block 吊杆底导向滑车 | derrick heel cross pin 吊杆根部横销

derrick heel block：吊杆座滑车

12 下吊货滑车 lower cargo purchase block | 13 吊杆座滑车 derrick heel block | 14 千斤索 topping lift

derrick head block：吊杆头滑车

derrick guy 吊杆张索 | derrick head block 吊杆头滑车 | derrick head cargo block 吊杆头起重滑车