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回转 机械 | |
tech. | rotary machine |
真空泵 | |
CNC | a vacuum pump |
dril. | pickup pump |
eng.geol. | vacuum air pump |
hydroel.st. | suction pump |
met. | vacuum fan; vacuum pump |
oil.proc. | pick-up pump |
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rotary machine; rotary machinery | |||
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rotary machine |
回转机械 : 6 phrases in 3 subjects |
Economy | 1 |
Metallurgy | 3 |
Technology | 2 |