Warning: file_put_contents(/www/wwwroot/ppbbu/bieo.cn/cache/e321e48c0d750796e3abe5056190fdaf.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/bieo.cn/index.php on line 58 flaring machine例句_flaring machine英汉例句_flaring machine双解例句_衣物护欧路词典
The basic thought, the action principle and hydraulic system on half- automatic machine design for flaring and necking tube head are introduced briefly. 对管端扩、缩径半自动专机的设计基本思路、动作原理、液压系统进行了简要介绍。