基本解釋德勒熱同根派生 Drege相關(guān)詞英漢例句Water chestnut drege carboxymethylated product (WCDCMCS) is prepared and studied by methanol solvent method, using water chestnut drege (C6H9O4OH) as raw material under alkaline condition. 研究了以荸薺渣(C6H9O4OH)為原料,采用甲醇溶劑法,在堿性條件下制備出荸薺渣羧甲基化產(chǎn)品(WCDCMCS)。Keywords low penetration rocks;crustless bomb;drege;technology; 低滲透砂巖;無殼體彈;解堵;工藝;Keywords oxidized copper ore;drege containing copper;ammonia treatment;copper sulfate; 氧化銅礦;含銅廢渣;氨浸取;硫酸銅;Drege更多例句