Harmony of the Contradiction between Multiplex Interests of Domination to Things and Principle of Real Right Legality——From the point of view of servitude legal system in the Roman Law;

Servitude s meaning in law is the right of using other people s thing for convenience and interests of special man or special land, which including easement and personal servitude.

Acquirement of the Pight to Use of Mineral Land——Explanation of "mineral land" by the servitude

The easement of culture heritage preservation in America;

The thinking of apply fields of easement with the neighboring relation;

Applicable scope and inner right structure of easement;