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Terms for subject Oil / petroleum containing obligations | all forms
EnglishChinese
compulsory oilstock obligations强制石油储备
contractual obligation合同职责
contractual obligation合同义务
exploration expenditure obligation勘探费用义务
exploration obligation最小义务工作量
legal obligation法律义务
legal obligation法定义务
obligation outstanding待支保留数
obligation well承诺井