strumous endemia
... structureless soil无结构土壤 strumous endemia甲状腺肿地方病 stubble field留茬地 ...
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通过对甲状腺肿、 克山病、氟斑牙等地方病的分析，旨在说明地理环境与地方病的关系，从而引起大家对环境的关注。
Through analysis to the goiter, the Keshan disease, the fluorine spot tooth and the endemic disease and so on, this paper tries to explain the relations between the geographical environment and t…
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