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在退火过程中自动进行泄压。
Automatic pressure relief during annealing process.
youdao
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当压力恢复到安全值时，泄压阀自动关闭。
When the pressure to a safe value, the pressure relief valve closes automatically.
youdao
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当压力恢复到安全值时，泄压阀自动关闭。
When the pressure to a safe value, the pressure relief valve closes automatically.
youdao