Drege

常见例句

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.
研究了以荸荠渣(C6H9O4OH)为原料,采用甲醇溶剂法,在碱性条件下制备出荸荠渣羧甲基化产品(WCDCMCS)。
Keywords low penetration rocks;crustless bomb;drege;technology;
低渗透砂岩;无壳体弹;解堵;工艺;
Keywords oxidized copper ore;drege containing copper;ammonia treatment;copper sulfate;
氧化铜矿;含铜废渣;氨浸取;硫酸铜;