Warning: file_put_contents(): Only 0 of 5554 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/73904.com/index.php on line 55 vacuum packaging system是什么意思，vacuum packaging system的翻译，vacuum packaging system音标、读音、用法和例句_骑士汉英词典
The KRS 6-type vacuum pump designed run well and could satisfy requirement of vacuum equipment in packaging system. 设计完成的KRS 6型无油旋片真空泵，运行状况良好，能够满足包装系统的真空设备需求。