父系以近交法建系，近交系数达38—39%，母系以家系闭锁世代选择法建系。
The paternal line was developed from inbreeding, its inbreeding coefficient was 38-39%, While the maternal line was selected from generation among closed flock.
按时间顺序排列的人；(尤指)家族的世代，家系。
Series of people following one another in time, esp generations of the same family.
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