有关战斗机的英语ppt.pptVIP

The Development of the Fighterin China By Fang Chong 2015-5-19 J fighters of the Air Forces has been the main fighter plane ,to safeguard sovereignty and territorial security(维护主权和领土安全) . They have achieved good results. Our country has introduced, cloned, designed and fabricated dozens of fighting aircraft in dependently. Many fighters fight in the defense line today, and some has already retired. They finished their historical mission successfly,and there were many aircrafts only existed in the production line and even on the drawings. Now lets count fighter aircrafts of China J-1 The J-1 is successfully developed by Shenyang Aircraft Corporation(SAC) successfully in 1958 , the machine is developed for intermediate trainning. J-1 J-1 Its designed and manufactured the first jet in the Peoples Republic of China , so it occupied an important position in the new China aviation(航空) history. J-2 J-2 is Mig-15. China has imported many Mig-15 aircrafts from the Soviet Union in the period of the Korean War. J-3 and J-4 J-3 and J-4 were improved from Mig-9 that were imported from the Soviet Union during the Korean War . J-3 J-4 J-5 J-5 was a high subsonic jets and manufactured by SAC , was the first kind of jet that was made in China. J-5 J-6 J-6 was the first generation of supersonic aircraft ,and it was manufactured by China independently. It used to be equipped with the largest number , the longest serving, a domestically-produced supersonic jet fighters that shot down the most of enemy aircraft. J-6 J-7 J-7 is currently equipped in Chinas Air Force and China Naval,the machine has good flight performance,small ,flexible, low cost , simple in operation maintenance and other technical characteristics of high efficiency rate, the jet fighter equipment has been occupying very important position in the China Air Force fighter jet equipment. J-7 has been discontinued in 2006 J-8 J-8 fighter is designed and developed in the1960s,it was a dou