无码人妻少妇色欲AV一区二区,亚洲人成在线播放无码,精品丰满人妻无套内射

成人高潮片免费视频,国产又粗又猛又爽又黄视频,无码人妻精品一区二区蜜桃苍井空,人妻伦伦熟妇8888,EEUSS鲁丝片EEUSS影院

中文 EN

News

Home - News - Industry News

Structural characteristics of gear pump

2020-01-17
1494

Structural features(1) Simple structure and cheap price;(2) Low work requirements and wide application;(3) The end caps and the interdental grooves of the gears make up a number of fixed, sealed workin… View details+

17
2020-01

Motor characteristics
1.Compact structure, small size and light weightIt consists of aluminum alloy front cover, intermedia…
17
2020-01

Common faults of gear pump
(1) Failure phenomenon: the pump cannot dischargeReason for failure: a. The direction of rotation is …
17
2020-01

Structural characteristics of gear pump
Structural features(1) Simple structure and cheap price;(2) Low work requirements and wide applicatio…

PRODUCT RECOMMENDATIONS

ONLINE MESSAGE

If you are interested in our products, or what we can do to help you, you can call our national service number at any time:13952234320(Mr. Zhao) You can also communicate with us online. Of course, you can also leave us a message below. We will serve you warmly!