油田的主角是技术熟练的钻井工。
The king of the oilfield is the driller. He is a very skilled man.
油田的主角是钻井工。
油田的主角是钻井工。他们是熟练技术工人。
研究岩石的ᡠ科学家即地质学家给石油钻井工指明可能产生油处。
Geologists, scientists who study rocks, indicate the likely places to the oil drillers.
水井钻井工可能会专注于一个特定的钻探方法，如电缆，旋转，钻，锤或反向循环钻探。
Water well drillers may specialize in a specific method of drilling, such as cable, rotary, auger, hammer or reverse circulation drilling.
水井钻井工可能会专注于一个特定的钻探方法，如电缆，旋转，钻，锤或反向循环钻探。
Water well drillers may specialize in a specific method of drilling, such as cable, rotary, auger, hammer or reverse circulation drilling.
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