【填空题】
A、座舱大于外界压力0.002-0.003巴时 B、座舱小于外界压力0.003-0.004巴时 C、座舱小于外界压力0.005-0.007巴时 D、座舱大于外界压力0.005-0.007巴时
A、座舱大于外界压力0.002-0.003巴时 B、座舱小于外界压力0.003-0.004巴时 C、座舱小于外界压力0.005-0.007巴时 D、座舱大于外界压力0.005-0.007巴时