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金刚石岩芯钻 | |||
金刚石岩芯钻头 | |||
金刚石取心钻机 | |||
金刚石岩芯钻机; 金刚石取芯钻机; 金刚石钻岩机 | |||
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金刚石钻岩机〔岩心钻机〕 |
diamond core drill : 15 phrases in 10 subjects |
Drilling | 1 |
Earth sciences | 1 |
Engineering geology | 2 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 1 |
Mechanics | 1 |
Metallurgy | 2 |
Oil / petroleum | 3 |
Space | 1 |
Technology | 2 |