The Introduction of white cement
It is a white hydraulic cementing material made by grinding, called white silicate cement (referred to as white cement).…
It is a white hydraulic cementing material made by grinding, called white silicate cement (referred to as white cement).…
Vanadium silicide can also be called vanadium-disilicide. The chemical formula for VSi2 is the same. High-temperature structures and large-scale integration are two of the most common uses for VSi2 powder. Purity: 99%Particle size 5-10um Vanadium S…
French scientists have confirmed for the first time through genome sequencing that the "deltacron" variant of the new coronavirus that has previously attracted a lot of attention does exist, which combines the mutations in the new coronavirus delta v…