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井下 | |
dril. | down hole; underground |
earth.sc. | down-the-hole |
mining. | down-hole |
挖掘机 | |
bridg.constr. | digger |
hydroel.st. | excavator; digging machine |
met. | shovel; shovel excavator |
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down hole; underground | |||
down-the-hole | |||
downhole (的) | |||
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down-hole |
井下: 902 phrases in 31 subjects |