起源于英国的衡平法是一套有别于普通法的独立的法律规范和司法体系,是英美法系的一个鲜明特征,在英美法系的发展史上,曾起到了重大构成性作用。衡平法所确立的一项重要原则——“衡平”原则及它的衍生物——利益衡量理论对我国民事审判方式的改革将产生不可估量的深远影响。 Equity law originated in Britain is a set of independent legal norms and judicial system different from common law. It is a distinctive feature of Anglo-American legal system. It played a significant and constitutive role in the history of Anglo-American legal system. An Important Principle Established by Equity - the Principle of “Equilibrium” and Its Derivatives - The Theory of Interests Measurement will Have an Invaluable and Far-reaching Influence on the Reform of China’s Civil Trial Methods.