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Because the reaction vessel was closed, high temperature and pressure were produced in this system.
因反应器密封，故该体系产生了高温高压。
youdao
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A vessel for polymerization which is carried out under high pressure.
在高压下进行聚合的容器。
youdao
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A vessel for polymerization which is carried out under high pressure.
在高压下进行聚合的容器。
youdao