Warning: file_put_contents(/www/wwwroot/zidian/oumou.cn/cache/7be6003bd3919bed24dc87d4132b8445.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/oumou.cn/index.php on line 58 winning drum例句_winning drum英汉例句_winning drum双解例句_歐米惠必应词典
It is the first to use the tilt helical vane to design the drum of the coal_winning machine, which breaks through the traditional drum design ways of the coal_winning machine. 打破了傳統的採用正螺鏇葉片設計滾筒，。首次採用傾斜螺鏇葉片設計滾筒。