junior field service officer初等外勤事务员;初等外勤事务干事
chief field service officer外勤事务主任干事
field post officer野战邮政官员
principal field service officer特等外勤事务员
field logistics officer外地后勤干事
field service officer外勤事务干事;详细翻译
field petroleum officer野外油料管理员
field protection officer外勤保护干事
N(名词) an officer holding field rank, namely that of major, lieutenant colonel, or colonel 陆军校级军官