英语词汇steam security valve怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	steam security valve
释义	steam security valve 简明释义蒸汽安全阀网络释义短语 1 steam security valve detail 蒸汽安全阀双语例句 1 When the system pressure drops to the return pressure, the security valve will be closed and stop discharging, in the way of which the pipelines and equipments of the steam system will be protected. 当系统运行压力降低至安全阀的回座压力时，主蒸汽安全阀自行关闭，停止排放，从而对主蒸汽系统的管道和设备起安全保护作用。
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