China's oil prices are expected to rise for the fourth consecutive year after hitting an eight-year high On March 2, the international oil price rose sharply due to the situation between Russia and Ukraine and other factors. The main bre…
ZhuRong rover lands on Mars; China joins US as only nations to successfully land on planet China has become the second country in the world to successfully land on Mars after its " Zhu Rong " probe landed on the red planet. Zhu Rong boarded...…
There are two general cement-based foaming materials, chemical foaming and physical foaming.…
What is quartz silica powder?…
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…