The distinct technique can make the judge know materiality of the case fact and use the law rules or principles to judge the cases.

• 对普通法法系的区别技术进行分析,可以使法官从繁多的判例中如何甄别与本案事实最具有实质性,并能正确运用判例所包含的法律规则或原则,依法判案。