| 摘要 |
PROBLEM TO BE SOLVED: To reduce noises following engine exhaustion. SOLUTION: A channel 6 to introduce the outside air to the downstream side of an exhaust nozzle 4, arranged on an outer periphery of the exhaust nozzle 4 of a rocket engine 3 and to take in the outside air from the upstream side of the exhaust nozzle 4 is formed.
|
