再生障碍危象，下列何项是正确的（） ["慢性溶血性贫血，全血细胞减少，骨髓增生减低","急性榕血性贫血，全血细胞减少，网织红细胞>5%，骨髓红细胞系增生活跃","慢性溶血性贫血，粒细胞、血小板数正常，网织红细胞5%，骨髓象中粒：红=6：1","以上都对"]
公共事务的特征是（） ["公共性、政治性、劳务性、非营利性","公共性、劳务性、阶级性、非营利性","公共性、劳务性、发展性、非营利性","公共性、阶级性、劳务性、非营利性"]
During normal cluster processing in a five-node cluster，one of the nodes unexpectedly crashes. A review of the system dump indicates that a DMS timeout has occurred. The cluster is configured to use disk heartbeats as a Point-to-Point network. What should be done to address the problem with this configuration？（） [" More disk should be added to the disk heartbeat network，allowing more paths for heartbeats."," An RS232 network is required to supply a more robust non-IP network when disk heartbeating is implemented."," The network tunable parameters should be changed to allow more missed heartbeats since the disks may be heavily used."," An error notification method is required to determine the action to take in response to a failure of the disk heartbeat."]
运行途中空气弹簧爆破，应关闭通向空气弹簧的截断塞门，限速（）及以下速度运行。 ["60km／h","80km／h","100km／h","120km／h"]
下列关于非法经营罪的犯罪构成表述正确的有（）。 ["侵犯的客体是国家关于经营活动的管理制度和市场秩序","客观方面表现违反国家规定，进行非法经营，扰乱市场秩序，情节严重的行为","主体是进行非法经营的个人或单位","主观方面是出于故意"]
简述促进大学教师教育能力发展的途径？
