常見例句雙語(yǔ)例句The utility model relates to an automatic opening and closing device of a bus door. The utility model particularly relates to an automatic sliding device of the bus door.本實(shí)用新型涉及一種客車車門的自動(dòng)啟閉裝置,特別是一種客車車門自 動(dòng)滑移裝置。ip.com 返回 automatic door closing device