常量/NNAIN常量NAI|SAFE_THREAT_LEVEL_DEFEND_OBJECTIVE_KEEPNAI|SAFE_THREAT_LEVEL_DEFEND_OBJECTIVE_KEEPloading_screen/common/defines/00_defines.txt:1251Threat level below that will cause defend objectives to be abandoned定义loading_screen/common/defines/00_defines.txt:12510.60