亚洲熟妇熟女久久精品综合一-亚洲熟妇无码一区二区三区-亚洲熟妇无码一区二区三区导航-亚洲熟妇中-亚洲熟女av乱码-亚洲熟女精品中

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: 天天躁日日操狠狠操欧美老妇 | 国产系列欧美系列日韩系列在 | 91精品国产福利在线观看 | 国产三级a三级三级野外 | 国产精品无码无卡a级毛片 国产精品无码无卡毛片不卡视 | 国产精品四虎影视亚洲综合 | 国产精品区免费视频 | 亚洲AV久久久精品麻豆 | 国产99精品一区二区三区免费 | 精品无码一区专区国产 | 国产精品亚洲一区 | 国产午夜无码精品免费看动漫 | 亚洲学生妹高清AV | 二区视频在线观看 | 91无码高清视频在线播放 | 国产麻豆成人传媒免费观看 | 亚洲秘无码一区二区 | 国产免费啪嗒啪嗒视频看看 | 久久久www成人免费毛片麻豆 | 91国偷自产一区二区三区 | 国产一区二区三区四区五区六区 | 91久久国产成人网站 | 苍井空a 集在线观看网站 | 国产三级多多影院 | 无码成a∧人片在线播放 | 国产篇一级黄色.a一级黄色片免费一级毛片.中国国产一级 | 1区2区3区4区产品乱码芒 | 四虎最新在线永久免费 | 国外欧美一区另类中文字幕 | 91免费观看 | 久久国产乱子伦精品另类 | 97精品一区二区视频在线观看 | 女人把腿张开叫男人桶免费视频 | 真实国产乱子伦精品一区二区三区 | 国产精品爆乳中 | 91精品久久久久久久久入口 | 久久一本一区二区三区 | 国产一区二区在线亚洲中文在线 | 国产福利一区二区三区在线播放 | tv香蕉人人网站 | 18禁真人抽搐一进一出动态图 |