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岩心钻
 岩心钻
bridg.constr. rock core drill; rock core bit
 | 孔
 孔
gen. hole
hydroel.st. orifice
lab.eq. well; bore
met. eye; gab; mouth

to phrases
岩心钻
bridg.constr. rock core drill; rock core bit
water.res. core drill
岩心钻: 64 phrases in 17 subjects
Architecture2
Bridge construction3
Coal1
Construction2
Desert science1
Drilling3
Earth sciences8
Electronics3
Engineering geology1
Explosives and Explosive Ordnance Disposal3
General8
Hydroelectric power stations6
Metallurgy6
Mining1
Oil / petroleum6
Technology8
Water resources2

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