Rocket nozzle
... rock wool岩绒 rocket nozzle火箭喷嘴 Rockwell hardness洛氏硬度 ...
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火箭推进剂喷嘴 rocket propellant injector
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然后大约60公升的水就会被压入座椅下方的火箭喷嘴。
Approximately 60 liters of water are then forced through a rocket nozzle under the seat.
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