管道气力运输 pipeline transport: 管道运轮; 管道运输; 管路运输; 管线输送; 输油管pneumatic transport: 风动输送; 风力运输; 气动输送; 气力输送; 气力输运pneumatic transportation by pipeline: 管道气压运输sediment transport through pipeline: 管道输沙pneumatic tape transport: 气动磁带传送; 气动带传送下载手机词典可随时随地查词查翻译