例句與造句

1. Special tool motivated by gas , liquid or pipeline conveyance medium to cleanup the pipeline , which can carryover the electronic launcher instrument and the ground tracking device
   由氣體、液體或管道輸送介質(zhì)推動，用以清理管道的專用工具。它可以攜帶電子發(fā)射裝置與地面跟蹤儀器。
2. It's difficult to find pipeline conveyance in a sentence. 用pipeline conveyance造句挺難的