短語詞組短語feeding coal device 給煤裝置feeding g device 送料裝置Wire feeding guide device 喂絲導(dǎo)向裝置intermittent feeding device 何謂間歇輸紙裝置Manual reverse feeding device 手動倒縫裝置oil -feeding device 供油器;進(jìn)油設(shè)備roll feeding device 槽輪排種裝置feeding and cutting device 喂入切碎裝置sand feeding device 加砂裝置 返回 feeding device