Petrochemical industry's profitability diverged

Due to concerns that the US financial crisis will seriously affect world crude oil demand, international oil prices fell to $70/barrel last weekend (New York Stock Exchange to US$77.70 per barrel, Brent to US$73.65 per barrel, a drop of 17% a week) It has been equated with the lowest level sin.......

Deep learning based anti-drone technology

The development of drone technology is very rapid. From the use of the U.S. military drones to the popularization of drones in many fields such as civilian use, drones have become a new trend. It also brought with it a lot of new problems. The incidents such as drone insurance crashing fighte.......