Refractory flotation machine from this supernatural power

Refractory flotation machine from this magical wide foaming agent is generally a heterogeneous surface active material. It contains polar groups in its molecule. At the other end of the molecule is a polar group. Due to the structural asymmetry in the foaming ag.......

JAC accelerates the development of lightweight heavy trucks


For the reporter who first experienced the China International Truck Fuel Contest for the first time, he had already heard about the serious and responsible attitude of the Jianghuai Automotive Service Team. This time he saw it with his own eyes and he really felt the.......

Research Progress of Spectral Detection Instrument

The plant physiological apparatus includes a crop nutrition diagnostic apparatus, a leaf area meter, a chlorophyll content meter, a blade thickness meter, and a photosynthesis meter. German company WALZ has strong technical advantages in the development and production of modulate.......