portable-pump trailer 手抬泵拖车

fire pump trailer 带消防水泵的挂车

appliance with portable pump trailer 带手抬泵拖车的消防车

triplex x pump trailer 三缸泵拖车

fuel supply pump trailer 燃料输送挂车

trailer pump 拖泵 ; 移动式消防泵 ; 装在拖车上的消防泵

appliance with trailer pump 带手抬泵拖车的消防车

trailer-mounted pump for pipeline 输油管线挂车泵

pipeline trailer-mounted pump 输油管线挂车泵