The roble had hit a record low after the West imposed sweeping sanctions on Russia for its aggression in Ukraine. Russia's president recently ordered exports of Russian gas to "unfriendly" countries to be settled in robles. The speaker of Russia's up…
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 conflict between Russia and Ukraine has exposed and magnified the most vulnerable link in Europe's energy security - its high dependence on imported natural gas. In response to the Russian gas supply cut, Germany, Austria, the Netherlands, France…
It is reported that the price of imported energy in Germany was 129.5% higher than that in February 2021, the cost of domestically produced en…
Hollow glass microspheres, sometimes termed microballoons or glass bubbles, have diameters ranging from 10 to 300 micrometers. Hollow spheres are used as lightweight fillers in composite materials such as syntactic foam and lightweight concrete. The…