A、连续性方程:v<sub>1</sub>A<sub>1</sub>=v<sub>2</sub>A<sub>2</sub>
B、连续性方程:ρ<sub>2</sub>v<sub>1</sub>A<sub>1</sub>=ρ<sub>2</sub>v<sub>2</sub>A<sub>2</sub>
C、恒定流能量方程:<img width="207" height="44" src="http://admintk.100xuexi.com/UpLoadImage/2013-05-07/411ce95d-38a5-4ef9-a833-9a83e7d79340.jpg" />
D、恒定流能量方程:<img width="242" height="45" src="http://admintk.100xuexi.com/UpLoadImage/2013-05-07/a74c4401-f891-4334-b989-1c5fca915ae4.jpg" />
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