Under the spread of the new crown epidemic, after Americans experienced life and death, they set off the largest "resignation wave" in history, and the number of resignations broke the highest record since statistics began in 2000. Since April this y…
According to relevant analysts of Zhuo Chuang Information, from the perspective of supply, on May 10, the profit of long-process steelmaking per ton of steel was more than 1,500 yuan per ton, the steel plant had few maintenance, and the output mainta…
Graphene — a two-dimensional carbon film just one atom thick — is an excellent material.…
Jumble of nanoparticlesThe pile of nanoparticles can be split into 2 kinds: soft agglomeration as well as hard agglomeration. Soft load is generally caused by the electrostatic force in between fragments and also van der Waals pressure. Due to the we…
Naphthalene Sulfonate Water Reducing Agent is the product of naphthalene sulfonated by sulfuric acid and then condensed with formaldehyde, which belongs to an anionic surfactant.…