At present, the elbow flowmeter produced by many manufacturers of elbow flowmeters is a 90-degree elbow with a standard geometry, and the construction party installing the throttling element often directly installs the elbow directly in a suitable space, but The effect of flow measurement .......
In order to avoid the disadvantages of the complicated structure, the ordinary structural form is still adopted, and the center distance and the tooth width are increased at the same time. According to the manufacturer's requirements, the center distance and tooth width are taken to be.......
The car owner Mr. Liu's car had some unexpected minor problems just after the warranty period. This made him very upset. Where should he go? Shops are cheap,.......
The hook-arm garbage truck is mainly used for municipal sanitation garbage collection and urban garbage transportation, es.......
The appearance of a car undoubtedly brings convenience to people's lives. You can drive your car to the place where you want to go whenever you like. However, when driving your car, you must pay attention to safety and obey the traffic rules. , .......
Researchers at the University of Colorado have developed a lens type (and a steering prism) capable of electrofocusing without moving parts with a spectral passband from 400 to 5000 nanometers and have experimentally demonstrated at wavelengths of 588, 1550 and 3000 nm . The lens is based .......
The Mercedes-Benz City Exhibition Hall on Jianguo Road is affixed with the words “Wangpu Transferâ€; the Lexus City Hall in the Huanglong Business Circle, the Lexus logo has been removed; the BMW MINI City Hall at the Nanshan Road intersection of West Lake Avenue has not s.......
The main characteristics of the screw compressor have the following three points: 1 high performance. This type of compressor has a plurality of compression chambers. The compression process has less fluid leakage and high compression efficiency. The general parameter COP (performance fac.......