钻架是水平定向钻的主要承载部件，其强度和刚度对钻机能否正常工作影响很大。
The drilling frame is the main load-carrying part in horizontal directional drill, its strength and stiffness have great effect on the performance of the drill.
在这张拍摄于2010年12月的照片中，一架冰立方传感器正在被放入钻好的冰洞中，这样的冰洞共有86个。
An IceCube sensor is dropped into 1 of 86 holes drilled into the Antarctic ice in a December 2010 picture.
两个悬臂则固定在支架的内部结构上，并允许管架从贮存位置降到钻柱中线上。
The swing arms are fastened to the inside structure of the mast, and permit the pipe rack to be low-ered from the stored position to the centerline of the drill string.
介绍了一种螺杆钻具液马达试验架的工作原理及实际使用情况。
The working principle and application of a hydraulic testing platform for screw drilling tools are introduced.
这些轴承的滚筒是轴向钻通的，通过所谓的插销式保持架的插销引导。
The rollers of these bearings are axially through-bored and are guided by the pins of a so-called pin-type cage.
这些轴承的滚筒是轴向钻通的，通过所谓的插销式保持架的插销引导。
The rollers of these bearings are axially through-bored and are guided by the pins of a so-called pin-type cage.
应用推荐