The longest previous hypersonic scramjet flight test, performed by a NASA X-43 in 2004, was faster, but lasted only about 10 seconds and used less logistically supportable hydrogen fuel.
先前最长的冲压式喷气发动机下极超音速飞行测试,是在2004年由NASA的X-43进行的,速度更快,但只持续了10s。
The longest previous hypersonic scramjet flight test, performed by a NASA X-43 in 2004, was faster, but lasted only about 10 seconds and used less logistically supportable hydrogen fuel.
先前最长的冲压式喷气发动机下极超音速飞行测试,是在2004年由NASA的X-43进行的,速度更快,但只持续了10s。
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