英语词汇“grout cover, grouting pad”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	grout cover, grouting pad
释义	grout cover, grouting pad 止浆垫; 井筒工作面预注浆时，预先在含水层上方构筑的，能够承受最大注浆压力（压强）并防止向掘进工作面漏浆、跑浆的混凝土构筑物。
随便看	periodate ion sensor periodate lignin periodate-lysine-paraformaldehyde periodate oxidation periodate oxidized cellulose periodate potassium periodate reducing substance periodate-reducing substance periodates periodate titration period average period average rate period balances period between well-flushing period bill period-by-period period capacity Period Certain Period-certain annuity period change period channel period characterized by drop of the flame period charge period charges period cipher

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