M1>1 M=1 01 p01=P la) Ideal (isentropic )supersonic diffuser A Weak normal shock M1>11 M2<1 P M≈1{M<1 I Po.<p (b) Actual e dIffus FIGURE. 10.15 The ideal (isentropic diffuser and compared with the actual situation 理想扩压器与实际扩压器的比较FIGURE. 10.15 The ideal (isentropic) diffuser and compared with the actual situation 理想扩压器与实际扩压器的比较