The prospect of three-machine integrated dehumidifying dryer, three-machine integrated dehumidifying dryer is a kind of dehumidifying equipment with increasing demand in the plastics industry. Nowadays, the market is mixed and can not judge the qualified level of quality. The prospect of three-…
So far, there are twenty or thirty kinds of gas chromatograph detectors, but only TCD, FID, ECD, FPD, TID, PID detectors are commonly used in commercial chromatographs, among which FID (hydrogen flame ionization detector) It is the most commonly used detector f…
In recent years, the supervision of heavy-duty diesel vehicle emissions has become the top priority of Beijing's motor vehicle emission pollution control. In order to improve the vehicle emission control level and emission stability of heavy-duty vehicle manufacturers, and improve th…