一区二区三区四区在线视频_精品一区在线_久久九九这里只有精品_欧美精品亚洲_91激情在线_91日韩精品一区二区三区

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: 国产丝袜在线视频 | 国产精品美女流白浆视频 | 一级全黄毛片 | 国产精品一区在线观看 | 欧美激情在线精品一区二区 | 国产精品久久久久久久9999 | 国产日韩欧美另类重口在线观看 | 可以免费观看一级毛片黄a 另类区 | 图片区 日韩 欧美 亚洲 | 一级毛片免费的 | 亚洲十欧美十日韩十国产 | 精品在线免费观看 | 欧美色图日韩色图 | 欧美亚洲第一页 | 美女视频黄a视频免费全过程在线 | a毛片成人免费全部播放 | 欧美精品久久久亚洲 | 精品一区二区三区在线观看 | 国产精品美女一区二区三区 | 91久久九九精品国产综合 | 国产成人高清亚洲一区久久 | 久久精品国产99久久99久久久 | 欧美另类精品一区二区三区 | 欧美在线看欧美视频免费网站 | 精品国产免费一区二区三区五区 | 制服丝袜一区二区三区 | 在线播放一区 | 伊人黄| 免费国产精品视频 | 精品123区| 亚洲欧美国产高清va在线播放 | 精品国产欧美一区二区 | 日本高清在线播放一区二区三区 | 国产99久久 | 亚洲一区 中文字幕 | 拍拍拍免费网站 | 图片专区亚洲欧美另类 | 国产精品久久久精品三级 | 91精品一区二区三区在线播放 | 亚洲精品免费在线 | 国语清晰对白声音刺激 |