安全保障义务  the duty of safety protection; the safety-guard duty; Security-guarantee obligation

安全监理义务  safety supervision obligation

按合同承担的义务  contractual commitment

保密义务  concealing liability

避碰义务分担模式  division model of collision avoidance obligation

兵役义务  military conscription duties

不可转让义务  non assignible duty

不履行……的义务  breach of the obligation

不履行付款义务  default of payment

不履行义务  Nonfeasance; Defaulting

成人义务指导员  Adult leader

承担义务  commitment

承诺义务  commitment

诚信义务  fiduciary duty

从义务  accessory obligation

单方承担义务的合同  unilateral contract

道德义务  ethic duty

董事离任义务  Obligation that Leave one’s Post

对其它船义务  other ship’s engagements

多边国际权利和义务  multilateral international rights and obligations