“pressure-relief device”的概念、定义、翻译、参考文献-科学参考

单词	pressure-relief device
释义	pressure-relief device [`presh·ǝr ri´lēf di´vīs] ^{MECHANICAL ENGINEERING} 1. In pressure vessels, a device designed to open in a controlled manner to prevent the internal pressure of a component or system from increasing beyond a specified value, that is, a safety valve. 2. A spring-loaded machine part which will yield, or deflect, when a predetermined force is exceeded.
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