A.A disease which resisted traditional methods of classification, but has been served well by modern methods of classification
B.A disease which has resisted modern methods of classification, and continues to require a traditional method of classification
C.A disease which satisfies modern methods of classification best, but which scientists prefer to classify through a traditional method
D.A disease which satisfies traditional methods of classification best, but which scientists prefer to classify through a modern method
E.A disease which may be defined equally well by modern methods of classification as by traditional ones
第1题
形成海洋性和大陆性两种不同气候的自然因素是()
A.纬度位置
B.大气环流
C.海陆分布
D.洋流影响
第7题
A.地球自转
B. 海陆分布
C. 大地形作用
D. 太阳辐射随纬度分布不均匀
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