China Requirements of oxyg GB Standards Search Result |
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GB/T 40519-2021 Design requirements for atomic oxygen protection of spacecraft 航天器原子氧防护设计要求 - 中英文版 |
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GB/T 35414-2017 Requirements of oxygen conditioning for indoor oxygen diffusion in plateau area 高原地区室内空间弥散供氧（氧调）要求 - 中英文版 |
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