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论述了载人航天器密封材料及其密封件的发展现状和密封材料的医学卫生要求。详细介绍了两种特殊密封件的用途、工作环境、制造工艺及性能等。
The development status of manned spacecraft sealing materials and their sealing materials and the medical and hygienic requirements of sealing materials are discussed. Described in detail the use of two special seals, working environment, manufacturing processes and performance.