Rare minor damage may occur with 2 to 5 pounds overpressure .

在超压为2到5磅的时候可能会出现极少的轻微损坏。

Fig. 4 explosion wave overpressure of different .

图4开口管道不同电场强度时的爆炸波超压。

No overpressure required to achieve rated capacity .

没有超压要求达到额定容量。

At one pound overpressure , no damage to structures would be expected .

超压为一磅的时候，不会造成建筑物的损坏。

If a manual override system is required , it shall be protected against overpressure by adjustable safety relief valves .

如果需要人工越控系统，应采用可调节安全泄压阀防止其超压。