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标题: MIL-PRF-27407B [打印本页]

作者: sigh007 时间: 2012-3-22 15:46:44 标题: MIL-PRF-27407B

MIL-PRF-27407B, PERFORMANCE SPECIFICATION: PROPELLANT PRESSURIZING AGENT, HELIUM (25 AUG 1997) [SUPERSEDING MIL-P-27407A]., This specification covers the requirements for two grades and two types of helium.

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