贵州罗甸纳水剖面是研究宾夕法尼亚亚系牙形刺和各阶界线的良好剖面。
The Nashui section of Luodian, Guizhou is a good section for the study of the Pennsylvanian conodonts and the stage boundaries.
本文对贵州省罗甸县农村健康人群进行了HBV、HCV感染的流行病学调查。
An epidemiologic investigation on infection of HBV, HCV among healthy population was conducted in Luodian county, Guizhou province.
本文对贵州省罗甸县农村健康人群进行了HBV、HCV感染的流行病学调查。
An epidemiologic investigation on infection of HBV, HCV among healthy population was conducted in Luodian county, Guizhou province.
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