封君封臣制
封君封臣制-
封君封臣制中体现的封建原则，协调了封建主间的权利义务关系。
The principles were to define the rights and duties between the feudal lords .
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中世纪时期西欧社会实行的封君封臣制和封土制，让中世纪时期的西欧庄园经济在欧洲经济发展史上具有独特的地位和特点。
During the Middle Ages , Western Europe practiced the enfeoffment vassal system and the mound system , which let the medieval Western European manorial economy have a unique status and characteristics in the history of European economic development .