For a calorically perfect gas, the ratio of total temperature to static temperature 1s a function of Mach number only, as follows:(对于量热完全气体,总温和静温的比是马赫数 的唯一函数,证明如下:) 1+ 1+-( 2yRT/(y-1) 2 rM (8.40) 2 Equation(8.40)is very important; it states that only M(and ,of course, the value of /) dictates the ratio of total temperature to static temperature 方程(8.40)非常重要;表明只有马赫数(及的值)决定总 温与静温的比。2 2 2 0 ( ) 2 1 1 2 /( 1) 1 2 1 a u RT u c T u T T p − = + − = + = +    0 2 2 1 1 M T T − = +  (8.40) Equation (8.40) is very important; it states that only M (and ,of course, the value of ) dictates the ratio of total temperature to static temperature. 方程(8.40)非常重要；表明只有马赫数（及 的值）决定总 温与静温的比。  For a calorically perfect gas, the ratio of total temperature to static temperature, is a function of Mach number only, as follows: （对于量热完全气体，总温和静温的比 是马赫数 的唯一函数，证明如下：） T0 T T0 T 