国产材料可凝挥发物原位测试与评价
IN SITU TESTING AND EVALUATION OF VCM FOR NATIONAL MATERIALS
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摘要: 采用真空中材料可凝挥发物测试设备,测量了数十种国产空间材料,其加热温度在25~125℃,凝聚温度在-180~25℃,测量持续时间在24~1500h下的可凝挥发物。给出了一些空间材料可凝挥发物随时间变化的典型数据。Abstract: A test equipment of volatile condensable materials （VCM ） in vacuum is used to test many domestic space materials.The heating temperature and the condensing temperature are betw een 25℃ and 125℃，-180℃ and 25℃ respectively.The testing continued time is from 24to 1500h.The typical data of some space materials V CM varying with time is offered.
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