国产无码一区在线观看_久久96热在精品国产高清_人妻精品视频免费人人_中文字幕人妻丝袜乱一区三区

Business area: Wind power equipment

Product Introduction: The planetary carrier is the main transmission component and the only component that moves (rotates) during the operation of the entire gearbox. Its material strength and accuracy requirements are high