Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/7f03ea2eae59e09ecbdb28014213820c.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 christophite例句_christophite英汉例句_christophite双解例句_沉淀汉英词典
The effect of small molecule organic depressors of various structures on the floatability of jamesonite and christophite was studied. 研究了不同结构的小分子有机抑制剂对脆硫锑铅矿和铁闪锌矿可浮性的影响。