Warning: file_put_contents(): Only 0 of 4890 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/5678977.com/index.php on line 55 solid pulp board例句_solid pulp board英汉例句_solid pulp board双解例句_加林查网西语词典
The liquid-solid ratio concentration: in the pulp is according to the weight of the liquid weight and the ore board says that on symbols R said. 液固比浓度：是按矿浆中液体重量与矿石重量之比来表示，以符号R表示。