短語詞組短語spreader -stoker-coal fired boiler 拋煤機鍋爐travelling grate spreader stoker 拋煤機鏈條爐排rotary spreader stoker 轉(zhuǎn)動播撒式加煤機spreader stoker equipment 拋煤裝置spreader stoker boiler 拋煤機爐spreader stoker chain boiler 拋煤機鏈條鍋爐travelling grate spreader stoker firing 拋煤機鏈條爐排 返回 spreader stoker