“abrasive drilling”的概念、定义、翻译、参考文献-科学参考

单词	abrasive drilling
释义	abrasive drilling [ǝ`brās·ǝv `dril·iŋ] ^{MINING ENGINEERING} A rotary drilling method in which drilling is effected by the abrasive action of the drill steel or drilling medium which rotates while being pressed against the rock.
随便看	set forward point set grease soap set hammer S-ethyl-N,N-dipropylthiocarbamate setigerous set mark set occurrence set off setover set point set pressure set pulse set screw set theory setting angle setting circle setting gage setting ring setting temperature setting time settleable solids test settled settled ground settled snow settlement

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