短語詞組短語trough chain conveyor WESTBANK 環(huán)鏈?zhǔn)捷斔蜋C(jī)trough band conveyor 槽形膠帶運(yùn)輸機(jī)trough belt conveyor 槽形皮帶運(yùn)輸機(jī)trough chain conveyor 槽形鏈板輸送機(jī);環(huán)鏈?zhǔn)捷斔蜋C(jī)staggered trough type conveyor 堦梯型螺鏇輸送機(jī)Depth trough type conveyor belt 深槽型輸送帶deep -trough belt conveyor 深槽型膠帶輸送機(jī)U -trough scraper conveyor 型槽刮板輸送機(jī)air trough conveyor 空氣輸送斜槽 返回 trough conveyor