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引言橡胶在工作寿命仅一分钟的应用场合是不多见的。使火箭壳体和燃烧推进剂的酷热隔离所用的橡胶代表了这种用途。推进剂燃烧时的温度通常可达2800℃,如果没有热防
Introduction Rubber is rare in applications where the working life is only one minute. The rubber used to isolate the rocket shell from the burning heat of propellant is representative of this use. The propellant usually burns at temperatures up to 2800 ° C, if not hot