“bleeding check valve”的概念、定义、翻译、参考文献-科学参考

单词	bleeding check valve
释义	bleeding check valve Encyclopedia 工学回热加热系统释 bleeding check valve抽汽逆止阀布置在汽轮机回热抽汽管道上靠近汽机侧，防止汽轮机突然甩负荷时加热器内蒸汽倒流回汽轮机并使之超速的保护装置，同时也作为加热器管束破裂导致的汽轮机进水事故的第一道保护。又称气动止回阀。
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