基本解释[環境科學技術]扶手橡膠帶英汉例句雙語例句A device and a method for repairing the moving handrail of a passenger conveyor is closed.在乘客運送裝置的欄杆上設有移動扶手。ip.comhandrail conveyor更多例句专业释义環境科學技術扶手橡膠帶