“propellant grain”的概念、定义、翻译、参考文献-科学参考

单词	propellant grain
释义	propellant grain [prǝ`pel·ǝnt ´grān] ^MATERIALS An elongated molding or extrusion, often of intricate shape, of solid propellant for a rocket, regardless of size.
随便看	main routine mainsail main sequence main sequence star main shaft main stage main station main storage main stream main stroke main sweep maintainability maintenance maintenance engineering maintenance kit maintenance pack maintenance routine maintenance time maintenance vehicle main thermocline maize Majac mill Majidae Majorana effect Majorana force

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