例句與造句

1. the results show the exit back pressure and length / height ratio of isolator have great impact on exit flow field and starting performance of inlet . high back pressure of inlet will result in unstart
   研究表明：隔離段長高比對進(jìn)氣道出口參數(shù)影響較大；隔離段出口反壓不能太高，否則會引起進(jìn)氣道不起動。
2. It's difficult to find exit flow field in a sentence. 用exit flow field造句挺難的