扩压段应具有一定的长度以保证主气流减速到一定程度。 。
Thee diffuser length should be long enough to ensure the main flow deceleration.
导阀可在主阀以外单独调定开启压力和关闭压力。
Pilot valve can adjust lift and close pressure solely out if main valve.
他们的创造主——神一定帮助他们知道的。
请看！有吾主上主扶助我，谁还能定我的罪呢？
Behold the Lord God is my helper: who is he that shall condemn me?
请看！有吾主上主扶助我，谁还能定我的罪呢？
Behold the Lord God is my helper: who is he that shall condemn me?
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