【运输】拖拽式运输设备，铲式输送设备【运输】拖拉式传送器，铲运机传送器

drag-type conveyer

drag-type slide valve

scraper conveyer, drag-type conveyer

drag-type feeder

drag-type tachometer【仪】

scraper conveyer, drag-type conveyer

spill plate scraper conveyer, drag-type conveyer

drag-type conveyer, scraper