常見(jiàn)例句雙語(yǔ)例句Especially suitable for the performance test of safe valve seal pressure, ration, open and return pressure.專用于法蘭式安全閥的密封壓力、整定、開(kāi)啟、回座壓力的性能試驗(yàn)。The seal water flow must be considered while performance calculating. This flow is very important for test result.其中主流量的準(zhǔn)確測(cè)量是性能試驗(yàn)的關(guān)鍵，而作為主流量旁路的給水泵密封水流量也具有不可忽視的地位。 返回 seal performance test