这一个是很熟悉的，增压安全阀的疏忽打开，或者是在压水式反应堆的减压阀，或者是在沸水式反应堆的安全阀。
This one is the familiar one, inadvertent opening of a pressurised safety or relief valve in a PWR or a safety valve in a BWR.
反应堆内的压力正在升高，但是放压阀出现了故障。
Pressure is also building up within the reactor, butthe release valve is malfunctioning, he said.
依据阀的大小和提供的电压，一个传统的开关电磁 阀对于一个得电动作的反应时间是15毫秒。
Depending upon its size and voltage supply, a conventional switching solenoid valve will have an energisation response time of approximately 15 milli-seconds.
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