中文摘要：

金长城军事防御体系包含三个方面：长城界壕防御工程、军事聚落防御工程和信息传递工程,三者密不可分。金长城是一道漫长的万里防线,较前朝长城体系更为完备,规划布局更为严密,建筑形制更显因地制宜。其界壕布局是专为戍边骑兵设计的特殊形制,虽非金长城之首创,但在其建造和使用过程赋予了新的意义和内涵。

英文摘要：

The Great Wall of Jin Dynasty is a solid,integrated and systematic military defense system. The structure of the Jin Great Wall is specially designed for defending against nomadic cavalry,with some features inherited from the Great Wall of Ming Dynasty.The Great Wall of China demarcates the agricultural civilization and the nomadic civilization in the Chinese history,and also protects the agricultural nationalities as a defense in the north.