英语语法分析

An assumption is made that the exhaust gas is perfectly ideal, and the gas flow within the nozzle is isentropic.

在分析喷管内气体的流动时，假设工作气体是完全的理想气体，气体的流动是等熵位流。

It follows that every reversible adiabatic process is one of constant entropy, and may be described as isentropic.

可见可逆绝热过程都是熵不变的过程，可以把这种过程叫做等熵过程。

The main difference among the types is displayed by use of the corresponding mean circulation and isentropic charts for the season.

用相应的梅雨期环流平均图及等熵面平均图，展示了各梅雨型之间的主要差异。