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drilling-in
 drilling in
dril. 钻入; 钻开生产层
| balance
 balance
fin. 结存, 差额
hydroel.st. 平衡; 天平
IMF. 余额; 差额

to phrases
drilling in
dril. 钻入; 钻开生产层
oil 打开生产层
drilling-in: 34 phrases in 7 subjects
Automobiles1
Chemistry1
Drilling7
Earth sciences1
Explosives and Explosive Ordnance Disposal7
Oil / petroleum6
Technology11