单词:drilling head
drilling head的用法和样例:
例句
- Drilling is cutting a hole with a drill.钻削就是用钻头钻一个孔。
- In drilling an oil well, mud is used to lubricate the cutting bit.钻油井时,泥浆被用来润滑钻头。
单词:drilling head 相关文章
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oil field 油田 wildcat 盲目开掘的油井 percussive drilling 冲击钻探 rotary drilling 旋转钻探 offshore drilling 海底钻探 well 井,油井 derrick 井架 Christmas tree 采油树 cr
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