... core recovery percentage 岩心采取率 the total core recovery 采取率 coal core recovery percentage 煤心采取率 ...
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试验表明，该技术方法具有岩芯（样）采取率高、钻进速度快的特点。
The experiment shows the technique possessing high core recovery rate and quick drilling speed.
研究表明，水对岩石力学特性的影响主要与岩石的硬石膏含量和岩芯采取率有关。
The results show that the effect of water to rock mechanics characteristic has something to do with anhydrite's content and core extraction rate.
中心取样钻探是一种全新的钻探方法，具有效率快、取样准确、岩样采取率高的特点。
The central sampling drilling is a new method which has the characteristics of efficient, accurate sampling and high percentage recovery of Core.
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