一法律的规定可分为确定的和不确定的两大类.确定的规定,详尽无遗地、具体和全面地规定了权利义务承担者的行为条件,并未给司法机关运用自由裁量权来具体地、个别地调整社会关系留下余地.而不确定规定,并不对权利义务各方的行为模式和保证手段的内容和要件作十分确定的、详尽无遗的规定,而是运用模糊概念,授予司法机关以自由裁量、考虑具体情况解决问题的权力. 根据不确定程度的不同,可将不确定规定分为弱式不确定规定和强式不确定规定.法律规定是以法律概念加各种限制词、连接词和判断词为材料建筑起来的,因此,法律规定的确 The provisions of a law can be divided into two major categories of certainty and indefiniteness.Determining provisions elaborately and comprehensively stipulate the conditions of behavior of the benefactors of rights and obligations and do not give the judiciary discretion to specify And individually adjust social relations leave room for the uncertainty of the provisions of the parties does not exercise the rights and obligations of the parties to ensure that the contents and elements of the elements and elements of the provisions of exhaustive exhaustive provisions but the use of fuzzy concepts to grant justice Authorities discretion, consider the specific circumstances of the power to solve the problem.According to the different degree of uncertainty, the uncertainty can be divided into two types of uncertainty and weak uncertainty of the provisions of uncertainty.Legal provisions is the concept of law plus a variety of restrictions , Connectives and judgments for building materials, therefore, the law does