Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/4c944cfd9d06de9259820e9f6c9a3570.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 asphalten是什么意思，asphalten的翻译，asphalten音标、读音、用法和例句_按摩法牛津词典
Montan wax is a mixture of wax, resin and asphalten, in Which resin shows harmful effect on the quality of montan wax,Thus it must be removed in advance. 褐煤蜡主要是由蜡质、树脂和地沥青三种组分所组成的混合物,其中树脂对产品质量影响较大,常需预先加以除去。