The application of each sensor is very different, and it also requires frequent calibration and can only work in a clean environment. Conventional carbon dioxide sensors are difficult to measure with non-combustible gases such as carbon dioxide. Chemical sensors are difficult to perform a
Jiaojia gold mine located in Laizhou City, Shandong Province, was founded in 1975, mainly on long-term use layered approach to fill stoping method [1], the method of construction along the plate approach is the main method of mechanized mining stoping layout approach In the way, along the ore body,
In September 2010, Quantachrome Instruments launched the latest thin film aperture analyzer, Porometer 3G. The instrument is a unique, fully-automated, multi-functional analyzer that measures the pore size and permeability of membranes using infiltrable liquids such as water. Like traditi
As the coal-to-methanol project blooms all over the place, it will become a hot spot for debate whether methanol will seriously overcapacity in the near future. The biggest difference is the prediction of domestic methanol production and demand in the coming years. According to statistics from the