polytetrafluoroethylene bearing, PTFE bearing_公路科技英汉词典
polytetrafluoroethylene bearing, PTFE bearing
[公路科技英汉词典]
polytetrafluoroethylene bearing, PTFE bearing聚四氟乙烯支座
是什么意思，polytetrafluoroethylene bearing, PTFE bearing的解释，polytetrafluoroethylene bearing, PTFE bearing的翻译
