main sill是什么意思

网络释义

用法例句

It discussed the method to put up a set part on general drill-press which controls the turning clockwise and anticlockwise of the motor.

对普通台钻手柄进行了改进,增设了一套电动机正反转控制装置。

A finite element calculation and analysis of the drilling floor of the 4000 m truck-mounted rig

4000m车载钻机钻台的有限元计算与分析

The derrick and the rig floor are directly connected.

该钻机配套井架为双节套装直立式可伸缩K形井架,前开口、无绷绳、液压伸缩、液压起放,井架与钻台直接连接,钻台增加了侧面支撑与台体斜撑,保证了井架的稳定性。

This drill can bore through rock.

这台钻机能钻透岩石.

Control System Research of Pipe Racking System for the Drilling Platform

钻井平台钻杆自动排放控制系统研究

Calculation method of rig hook load on deepwater drilling platform

深水钻井平台钻机大钩载荷计算方法

The sound of that drill jangles horribly on the nerves.

那台钻机的声音响极了，十分刺耳。

An oil platform.

钻井平台石油钻井平台

offshore drilling platform

海上钻井平台近海钻探平台

"drilling rig, platform"

"钻井井架,钻井平台,见 oil (drilling) rig"

The driller does not work in the office, he works on the drill floor.

司钻不在办公室工作,他在钻台上工作.

A finite element calculation and analysis of the drilling floor of the 4000 m truck-mounted rig

4000m车载钻机钻台的有限元计算与分析

vertical drilling machine with cross table

十字工作台立式钻床

bottom supporting drilling platform

定柱沉垫式钻井平台

mobile offshore drilling unit

海上移动式钻井平台

mobile offshore drilling platform

移动式近海钻井平台

mat support jack-up rig

沉垫自升式钻井平台

self-contained drilling platform

自足式海洋钻井平台

mobile offshore drilling rig

移动式近海钻井平台移动式近海钻井装置

This new model of drilling machine can bore through solid rock ten metres deep.

这台新型钻机能钻透十米厚的坚固岩石。

Please pick up the 171/2" bit and 36" hole opener to the floor.

请将这个171/2"钻头和36"扩大器吊上钻台。