手机看片一区-手机看片在线播放-手机看片在线精品观看-手机看片中文字幕-男女毛片-男女毛片免费视频看

1-1

News

2019.11.12
Desran Compressor (ShangHai) Co., Ltd is a subsidiary invested by German Desran Compressor Co.,Ltd. We not only inherit advanced design concept and precise manufacturing technology from German industry...
The basic structure of screw compressor
Date:2019.11.02
We usually say refers to the twin screw compressor screw compressor.

In a compressor host in parallel configuration with a pair of corresponding meshed spiral rotor, usually the day outside the circle with convex teeth of the rotor ( from the perspective of the cross-section ), known as the male rotor or the male screw; the circular section has a concave tooth rotor ( from the perspective of the cross-section ), known as the female rotor or the female screw.

General Yang rotor as a main rotor, rotor drives the rotor to rotate by Yang yin. The rotor ball bearing rotor to realize axial positioning, and the axial force in the bearing of compressor. Both ends of the rotor of the taper roller thrust bearing so that the rotor to realize radial positioning, and bear the compressor in the radial and axial forces, in a compressor host respectively arranged at the two ends of a certain shape and size of the orifice, a getter is called inspiratory mouth, another for the exhaust vent for call.

主站蜘蛛池模板: 久草免费资源站 | 日韩美一区二区 | 99国内视频 | 日本中文字幕不卡免费视频 | 亚洲视频在线免费看 | 老色歌uuu26 老师张开腿让我爽了一夜视频 | 性a视频| 免费国产午夜高清在线视频 | 欧美一级毛片香蕉网 | 一级一级毛片免费播放 | 国产欧美一区二区精品性色 | 久久久久久免费精品视频 | 狠狠88综合久久久久综合网 | 男吃女下面刺激视频免费 | 日韩午夜视频在线观看 | mm在线视频免费看 | 91香蕉成人免费高清网站 | 另类专区国产在线视频 | 国产精品福利视频萌白酱 | 欧美一级毛片激情 | 欧美激情精品久久久久久久九九九 | 国产色视频在线观看免费 | 香蕉视频黄色在线观看 | 男人的天堂欧美 | 香蕉伊人网 | 亚洲欧美在线观看播放 | 精品在线播放视频 | 免费一区二区三区 | 日韩免费观看的一级毛片 | 男人天堂手机在线 | 国产在线毛片 | 亚洲综合图片人成综合网 | 日韩一区二区三区不卡视频 | 国产成人精品无缓存在线播放 | 精品久久久久久亚洲 | 国产区高清 | 欧美做爰免费大片在线观看 | 免费毛片播放 | 韩国毛片 免费 | 日韩在线观看不卡 | 最近日本免费观看视频 |