ในเดือนพฤศจิกายน 25, the Civil Aviation Administration revised and issued the Technical Guide for Prevention and Control of Epidemic Situation of Transport Airlines and Airports (Sixth Edition) (ซึ่งต่อไปนี้จะเรียกว่า “Guide”). On the basis of fully summarizing the experience of the first five editions and combining the changes in the current epidemic situation and the new situation and …