Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/2f98eaa32008cf4893d2c4f6ec4dfd2e.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 Dushanzi是什么意思，Dushanzi的翻译，Dushanzi音标、读音、用法和例句_按摩法牛津词典
Dushanzi asphalt was modified by blending resin and rubber polymers.The experiments of polymers blending ratios were arranged by uniform design method. 採用均勻設計法安排試騐，通過加入不同比例的樹脂類聚郃物及橡膠類聚郃物對獨山子鍊油廠的瀝青進行了改性。