The test results on wire line diamond drilling in Xiaoqinlinggold ore field of Western Henan and using prospects of the system are discussed in this pa-per.
讨论了该系统在豫西小秦岭金矿田绳索取心钻进应用试验效果及前景。
The test results on wire line diamond drilling in Xiaoqinlinggold ore field of Western Henan and using prospects of the system are discussed in this pa-per.
讨论了该系统在豫西小秦岭金矿田绳索取心钻进应用试验效果及前景。
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