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一、引言 六十年代带有空心叶片发动机投入航线后,使燃气轮机涡轮进口温度跃过1000℃大关,以后每年以20～30℃速度增加,使航空涡轮喷气发动机进口温度高达1370℃。这是采用
I. INTRODUCTION After the engine with hollow blade was put into service in the 1960s, the inlet temperature of turbine turbine of the gas turbine jumped over the mark of 1000 ℃ and then increased by 20-30 ℃ every year so that the inlet temperature of the aviation turbojet engine was as high as 1370 ℃. This is adopted