Biomass pellet fuel, the main body is pure wood raw materials, does not contain any adhesive and additives, only wood chips after professional mechanical treatment, compression molding to change its density, strength, combustion performance, so that the molding fuel density is large, loose materia......
Read MoreThe form and pattern of global automobile are being reshaped. The development of "electrification, intelligence, interconnection and sharing" of automobile in the 5G era has become an irresistible trend. New energy vehicles need silicon nitride ceramic substrate, and silicon nitride ceramic substrat......
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