Russian crude oil shipments to Italian and Turkish ports rose to multi-week highs, suggesting that some southern European countries are quietly returning to the Russian oil market.Specific figures show that Russian crude oil deliveries to Italian ref…
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…
In fact, in essence, nickel-based alloys are also a kind of stainless steel. They are just special stainless steels. The chemical composition is also different from ordinary stainless steel.…
Nickel-based alloys refer to a class of alloys that have high strength and a certain degree of oxidation and corrosion resistance at a high temperature of 650 to 1000 ℃.…