This paper puts forward essential technical issues pertinent to frontline personnel,including terminal managers,air traffic controllers,aerial observers,and operational aircrews engaged in aviation forest protection o...This paper puts forward essential technical issues pertinent to frontline personnel,including terminal managers,air traffic controllers,aerial observers,and operational aircrews engaged in aviation forest protection operations.Critical topics discussed include the calculation of coordinates,the establishment of a database for significant operational points,and the systems about communication and navigation and surveillance of aircraft.Ultimately,the paper provides recommendations designed to improve the safety and efficiency of aviation forest protection operations,thereby aligning with the objectives of the low-altitude economy policy.展开更多
The People’s Bank of China（PBOC）recently issued the regulations on QR code payment service（Trial）and two other relevant technical specifications to regulate payments by scanning two-dimensional barcode,which are ...The People’s Bank of China（PBOC）recently issued the regulations on QR code payment service（Trial）and two other relevant technical specifications to regulate payments by scanning two-dimensional barcode,which are to take effect on April 1,2018.Payment institutions must obtain proper permits to offer barcode-based payment services by then.Payments with QR codes are increasingly common in China for purchases in large or small shops,展开更多
文摘This paper puts forward essential technical issues pertinent to frontline personnel,including terminal managers,air traffic controllers,aerial observers,and operational aircrews engaged in aviation forest protection operations.Critical topics discussed include the calculation of coordinates,the establishment of a database for significant operational points,and the systems about communication and navigation and surveillance of aircraft.Ultimately,the paper provides recommendations designed to improve the safety and efficiency of aviation forest protection operations,thereby aligning with the objectives of the low-altitude economy policy.
文摘The People’s Bank of China（PBOC）recently issued the regulations on QR code payment service（Trial）and two other relevant technical specifications to regulate payments by scanning two-dimensional barcode,which are to take effect on April 1,2018.Payment institutions must obtain proper permits to offer barcode-based payment services by then.Payments with QR codes are increasingly common in China for purchases in large or small shops,
