Study the floatability of andalusite and mechanism of which with alkyl sulphonate as collecter was accomplished.研究了红柱石的可浮性及其与捕收剂烷基磺酸盐的作用机理.There are abundant mineral resources, andalusite, marble, granite, gold and other...
You can't go by what he says; he's very untrustworthy.你不能根据他的话判断, 他是很不可靠的.I think he is shallow, vain and untrustworthy.我认为他浅薄虚荣，不可信任。His opponents still say he's a fundamentally untrustworthy figure.他的对手依...
精胺 ( Spm ) 和腐胺 ( Put ) 在膨大过程中含量高,尸胺 ( Cad ) 和亚精胺 ( Spd ) 含量较低.Spermine ( Spm ) and putrescine ( Put ) content were significantly higher than cadavarine ( Cad ) and spermidine ( Spd ) during rhizome development.高氯酸溶液提取,丹酰...