Calculation of thickness wave drag coefficient for hypervelocity sweepback space debris;

Bleeding Red Rose,a saga novel of love with the background of the offspring of Yue Fei,highly praises the love and beauty of the female at the bottom of the society and under the rule of the dark feudal tyranny & ethics,and mercilessly lashes the wickedness & ugliness of the Confucious Philosophy of Song Dynasty.

Post-fledging food supply from the parents was relatively greater than during the pre-fledging period, averaging 176 g per day, but declined significantly at the end of the post-fledging period.

This paper introduces the main tactical and technical requirement of air hospital and ambulance plane,and discusses the technical function of medical equipment,the role in peacetime and wartime, trend of development in the future, the current condition of air medical corps of our hospital.