新婚之夜高潮hd_成人免费视_精品福利一区二区_国产精品老熟女视频一区二区_在线观看不卡_中国吞精videos露脸_男人爱看的网站_米奇狠狠干_曰批女人视频在线观看_在线观看免费看片_三级黄色图片_欧美日韩高清不卡_邻居校草天天肉我h1v1_六月激情_亚洲专区中文字幕

This type of motor is specially designed for carding cylinder (large drum). It is mainly suitable for working under the conditions of large moment of inertia, long starting time, much dust, short fiber and high temperature and humidity.