(1)骑士役土地保有制度
(→tenure)

(2)骑士军事制度
中世纪有其独特的社会、道德及宗教方面行为规范的军事武装人员，从更广义上讲，还包括绅士〔gentlemen〕，并由此产生了骑士役封地和现代的骑士等级制度。

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