Noun:
-
rig used in drilling for oil or gas
- The rock drill is indispensable for digging coal mines.
凿岩机是煤炭采掘不可缺少的工具。
- The factory was set up for drill production in TAI-CHUNG.
于台中县青山设工厂,打造凿岩机用钻头。
- Design Oil rig structure &mechanical components.
油井钻机的相关结构设计及相关的设备。
- The drill has variable speed control.
这钻机有变速控制。