Chemical plant sewage treatment methods which do you know?

As the sewage of chemical plant with heavy polluting waste water, it has high chroma, high content of pollutants in sewage, many biological refractory substances, many toxic and harmful substances, complex water quality components and many by-products. These characteristics not o

Analysis and Test of Controllable Hydro-pneumatic Springs

Nowadays people are also researching and developing shock absorbers for other principles, such as magnetorheological dampers and electrorheological dampers. However, these shock absorbers are complex in structure and costly, and it is difficult to obtain practical applications. The

Analysis and Test of Controllable Hydro-pneumatic Springs

Nowadays people are also researching and developing shock absorbers for other principles, such as magnetorheological dampers and electrorheological dampers. However, these shock absorbers are complex in structure and costly, and it is difficult to obtain practical applications. The

Chlorophyll meter to study chlorophyll characteristics among tree species

The photosynthetic production potential of plants is affected by the chlorophyll content, and it is also the main physiological indicator to measure. This has an important influence on the photosynthetic rate and biological growth of plants. Therefore, it is very necessary to study t

· Internet intrusion car industry chain dealers bear the brunt

After breaking through the city streets of department stores and media, the Internet has penetrated into the automobile industry with an annual output value of more than 3 trillion yuan. This time, it did not show the high profile of the offensive financial field, nor was it as embar

Auto parts industry to the era of low profit

According to incomplete statistics, as of January 22, 2013, a total of 38 listed companies in the auto parts industry released 2012 annual performance forecast, 22 companies forecasted net profit to decline year-on-year, accounting for nearly 60%, with a single produ

Test the vertical force between wheel and rail interactions after strain

Daily detection and diagnosis system of vehicle/circuit interaction As we all know, the surface roughness, scratches, etc. are important factors that cause the interaction between the vehicle and the line. The track inspection vehicle can be used to test the geometric irregularity of t

Four major reasons for automotive jitter

Four major reasons for automotive jitter

One of the causes of vehicle shake: too many throttle valves with excessive carbon deposits will shake. Ding Fujian, after-sales service manager