live-roller conveyerroller conveyorroller train滚轴: roller运输机: transport plane; transport; ...人字滚轴运输机: herringbone roller conveyor重力式滚轴运输机: gravity roller conveyer; gravity roller conveyor弹簧支承滚轴运输机: spring-mounted roller conveyor下载手机词典可随时随地查词查翻译
