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Recently, covid 19 outbreak spreads in Shanghai, China. There are more than 25,000 new asymptomatic domestic infections every day. China is implementing a dynamic zero-out policy. A leading respiratory expert said the key to COVID-19 prevention and c…
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…
OPEC+ is likely to stick to its plan for a small increase in oil Titanium Nitride powder will continue to be influenced by the oil supply shortage. Introduction to Titanium Nitride TiN PowderTitanium nitride, the chemical formula is TiN,…
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