trolley line, trolley-wire suspension_专利英汉词典
trolley line, trolley-wire suspension
[专利英汉词典]
trolley line, trolley-wire suspension【作业；运输】
滑接线、电车吊索
是什么意思，trolley line, trolley-wire suspension的解释，trolley line, trolley-wire suspension的翻译
