How serious are fertility problems today? People don't want to give birth,can't afford it, and can't give birth that has become the "three mountains". The problem of childbirth is related to the people's livelihood. Whether a country can prosper or n…
The spread of the novel coronavirus is taking a direct hit on the operations of airlines in Asia. About 500,000 flights taking off and landing in mainland China have been canceled since January, according to aviation information company Cerium. Touri…
Silicon nitride is known as Si3N4 powder, it's a super-hard substance, which has lubricity itself, and is resistant to wear and oxidation at high temperatures.…
Zinc oxide is an oxide of zinc, the chemical formula is ZnO. It is insoluble in water, soluble in acids and strong bases.…
Eu foreign ministers meet in Brussels on May 16th. The meeting failed to agree on the sixth round of sanctions, including an oil embargo on Russia, because of objections from Hungary. Eu Foreign Policy…
For billionaires, the new crown epidemic is like a 'gold rush'! The Deutsche Presse-Agentur said on the 17th that in 2022, the wealth held by the world's top ten richest people will jump from $700 billion to $1.5 trillion, an average daily increase o…
Zirconium silicide (IV) is an inorganic compound with the chemical formula ZrSi2, which is composed of zirconium and silicon atoms. It is a gray square crystalline powder, which is used as the raw material powder of fine ceramics.…
Recently, the EU proclaimed new sanctions on Russia, including coal, timber, rubber, cement, and fertilizer, as well as high-end seafood Cr3C2 Powder.Introduction to Chromium Carbide Cr3C2 PowderChromium carbide is an inorganic compound with the mole…
As a large consumer of refined oil, the high price of oil will undoubtedly curb the demand for fuel vehicles. However, in recent years, the rapid development of new energy vehicles, the suppression of fuel vehicles has a significant boost to the new…
Nitinol contains 50% nickel and 50% titanium, that is, the components of nickel and titanium are equally divided, each accounting for half.…
As a new type of manufacturing technology, 3D printing has shown very broad application prospects, and has shown a strong development momentum in more fields.…
Are prices still going up? Domestic container prices have risen nearly 10 times The global shipping industry is experiencing a situation of "ice and fire": the epidemic in many overseas countries is severe, labor shortages, and port contain...…