2006年7月3日上午11点30分,位于西安市南郊青山翠谷中的新型发动机试车台宏伟壮观,我国新一代运载火箭120吨液氧煤油发动机首次600秒长程试车即将进行,人们屏住呼吸在等待着。这次600秒试车可不一般,因为它对液氧煤油发动机及试车台来说都是第一次。“……三,二,一,点火!”随着指挥员的一声令下,发动机“轰” At 11:30 on July 3, 2006, the new engine test bench located in Qingshancuiliu, the southern suburbs of Xi’an, is magnificent. The first 600-second long-range trial run of the 120-ton liquefied-oxygen kerosene engine of our country is about to take place. People hold their breath Waiting The 600 second test is not normal, because it is the first time for the LPG kerosene engine and the test bed. “... three, two, one, ignition!” With the commander’s order, the engine “boom”