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大大提高勘探钻进效率的潜力之一,是采用无岩心钻进方法。然而,直到目前,在矿床勘探时无岩心钻进的使用范围仍然不大。
One of the potential for greatly increasing exploration drilling efficiency is the use of coreless drilling. However, until now, the use of coreless drilling in prospecting has remained modest.