Diamond wire-line coring drill is a kind of widely used drilling technology with the advantages of high quality, efficiency and economic.
金刚石绳索取心是一种高效优质、快速经济、应用广泛的钻探技术。
Diamond wire-line coring drill is a kind of widely used drilling technology with the advantages of high quality, efficiency and economic.
金刚石绳索取心是一种高效优质、快速经济、应用广泛的钻探技术。
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