hopper suction dredger造句

Technical requirement for repairing special equipment of trailing hopper suction dredgers part 1 : duaghead
耙吸挖泥船专用设备修理技术要求第1部分：耙头
Technical requirement for repairing special equipment of trailing hopper suction dredgers part 6 : suction pipe
耙吸挖泥船专用设备修理技术要求第6部分：舷外耙管
Technical requirement for repairing special equipment of trailing hopper suction dredgers part 4 : conical bottom valve
耙吸挖泥船专用设备修理技术要求第4部分：斜盘式泥门
Technical requirement for repairing special equipment of trailing hopper suction dredgers part 3 : box shape bottom doors
耙吸挖泥船专用设备修理技术要求第3部分：铰链式泥门
Technical requirement for repairing special equipment of trailing hopper suction dredgers part 2 : sliding bottom values
耙吸挖泥船专用设备修理技术要求第2部分：水平滑移式泥门
It's difficult to find hopper suction dredger in a sentence. 用hopper suction dredger造句挺难的

Technical requirement for repairing special equipment of trailing hopper suction dredgers part 5 : hydraulics gate vales
耙吸挖泥船专用设备修理技术要求第5部分：液压启闭泥管闸阀