Warning: file_put_contents(/www/wwwroot/ppbbbu/202081.com/cache/c89f73d10a1eca0b689f95ea1ac4ae59.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/202081.com/index.php on line 55 scraper trough conveyor例句_scraper trough conveyor英汉例句_scraper trough conveyor双解例句_2020年的事情英文词典
In addition, breaks in the horizontal plane occur between the trough section, in principle, also during the shifting of the scraper chain conveyor. 此外，休息，在水平麪之間發生穀底節，在原則上，也就是在不斷變化的刮板鏈式輸送機。