If surviving copies are few, the stemma perforce brings into proximity manuscripts that were widely separated in time and place of origin.
如果现存的手稿很少，家谱就必须纳入那些在时间和族地都分散的手稿。
Conversely, the stemma can also bestow a semblance of separation on manuscripts written within a few months of one another or even in the same room.
相反地，族谱也可以给几个月之内写的手稿一种分离的假象，甚至是在同一个房间里写的。
The foundation of new forms of pedigree of clans in 15th century extended the understanding of inner and outer stemma.
新发现了15世纪族谱的形式，进而加深了对于“内外谱”的认识。
It was concluded that the stemma equimultiple random select cross method could constrain the increments of inbreeding coefficient.
采用家系等量随机选配法保存鸡种，可有效地控制保种群近交系数的增长。
It was concluded that the stemma equimultiple random select cross method could constrain the increments of inbreeding coefficient.
采用家系等量随机选配法保存鸡种，可有效地控制保种群近交系数的增长。
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