Then the supersonic ejector is used,the high frequency noise will take place when the pressure in store tanks decreases to a specific value,and the environment of .

 
  • 但使用超音速引射器后,當球罐壓力下降到某一值時(shí)會(huì )產(chǎn)生高頻噪聲,影響管束區操作環(huán)境。
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