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M,* (8.57 应用(848)式: M*2 (y+1)M2 2+(y-1)M (y+1)M (+1)M1 2+(y (8.58) (y-1)M22+(y-1)M +[(y-1)/2M1 yM1-(-1)/2 (8.59 Equation(8.59)is our first major result for a normal shock wave Examine Eq. (8.59) closely; it states that the Mach number behind the wave, M,, is a function only of the Mach number ahead of the wave, Mi 方程(8.59)是我们得到的第一个主要正激波关系式,表明波后马赫 数M2是波前马赫数M1的唯一函数* 1 * 1 2 M M = 2 2 2 2 ( 1) ( 1) * M M M + − + =   1 2 1 2 1 2 2 2 2 2 ( 1) ( 1) 2 ( 1) ( 1) −       + − + = + − + M M M M     ( 1)/ 2 1 [( 1)/ 2] 2 1 2 2 1 2 − − + − =    M M M (8.57) 应用(8.48)式: (8.58) (8.59) Equation (8.59) is our first major result for a normal shock wave. Examine Eq. (8.59) closely; it states that the Mach number behind the wave, M2 , is a function only of the Mach number ahead of the wave, M1 . 方程(8.59)是我们得到的第一个主要正激波关系式,表明波后马赫 数M2是波前马赫数M1的唯一函数.
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