Vortex flowmeter troubleshooting

1. The ground wire of the instrument does not meet the specification requirements, so that the 50Hz interference in the strong electricity will enter. When the normal signal is higher than 50Hz, it will output the normal signal, otherwise it will output the wrong signal.
2. In the pro

Weichai won two more awards

Being able to become an industry benchmark in a certain area is not easy, and it has become a model like Weichai in terms of innovation, investment, etc., and it has become exemplary and less. Recently, Weichai was successfully selected as a shortlist for the 2015

March 28 Tianjin Steel Market Price Quotes

Product Name Specification Material Steel Factory/Origin Price Today (yuan/ton) Yesterday Price (yuan/ton) Change (yuan/ton) High-line φ6.5-10mm Q235 Shougang 5020-5030 4980-4990 Up 40 High-line φ6.5 -10mm Q235 Tang Steel 5020-5030 4980-4990 40 high line φ6.5-10mm Q235 Xuanhuan S

Microelectronics, integrated circuits

University of Technology)//Optical Technology. One 2001,27(4). 348-349, 351 error analysis of the mathematical model of the intersection of double CCD coordinates, and proposed the conditions of the optimal structure parameters. Through the method of computer simul