主: host系统: system用: 40分钟跑完全程 run the course in 4 ...氧: oxygen远距离控制系统用氧化剂: rcs oxidizer主系统: host system; main system; major system; master system; primary circuit; primary system成套主系统: major system kit非自主系统: cooperative system流程主系统: flow master数字主系统: dms digital mastering system宿主系统: host system; host-based system主系统带: master system tape; system master tapes主系统回流: main bypass flow主系统连接: host attachment主系统信箱: host system mailbox自主系统: as; autonomic system; autonomous system系统用户: system user系统用语: gps主系统操作员: primary system operator主系统换热器: primary system heat exchangers主系统信息块: host system message blocks主系统信箱区: host system mailbox泌尿系统用药: drug for urinary system通信系统用户: communications system user液压系统用液: fluids for hydraulic circuits