英语词汇multiple grouting的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	multiple grouting
释义	multiple grouting 释义混合式注浆行业词典煤炭混合式注浆???"在多含水层中采用地面预注浆时,如渗透系数相差悬殊,先自上而下对渗透系数较大的岩层注浆，后自下而上对渗透系数较小的岩层进行的注浆。"???
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英汉双解词典包含4367426条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

multiple grouting