将阀门保持在这个位置,当安全阀出现可以看到的第一次排放的同时,观察仪表读数。
Hold the valve at this position and observe the reading at the moment the first discharge is noted from the relief valve.
将阀门保持在这个位置,当安全阀出现可以看到的第一次排放的同时,观察仪表读数。
Hold the valve at this position and observe the reading at the moment the first discharge is noted from the relief valve.
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