Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/1ab3e2e59bd8a95dcc8bc51abce2e3f6.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 sand blaster例句_sand blaster英汉例句_sand blaster双解例句_沉淀汉英词典
This project aims to develop an auto-control unit of a direct-control optimizing system of green sand quality for a sand mixer. 本课题的目的在于研制一种用于型砂质量直接优化控制系统的混砂机加料自动控制单元。