狭窄程度 | 狭窄前最大流速(m/s) | 狭窄处最大流速(m/s) | 狭窄后最大流速(m/s) | PVVR值 |
正常组 | 0.137 | 0.140 | 0.139 | 1.02 |
57% | 0.168 | 0.758 | 0.683 | 4.51 |
60.4% | 0.109 | 0.727 | 0.706 | 6.67 |
61.39% | 0.101 | 0.722 | 0.628 | 7.14 |
62.55% | 0.129 | 0.745 | 0.595 | 7.78 |
64.13% | 0.096 | 0.803 | 0.697 | 8.40 |