基本解释[交通运输工程]真空装货系统英汉例句双语例句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。vacuum packaging system更多例句专业释义交通运输工程真空装货系统