“ecological trend study”的概念、定义、翻译、参考文献-科学参考

单词	ecological trend study
释义	ecological trend study Encyclopedia 医学生态趋势研究释 ecological trend study生态趋势研究连续观察目标人群中某因素平均暴露水平的改变和某种疾病的发病率、死亡率变化的关系，了解其变动趋势；或者通过比较暴露水平变化前后疾病频率的变化情况，来判断两者间关系的群体研究。
随便看	The Color of Money The Color Purple the color sense of the human eye The Colossal Statue of Akhenaten The Colourful Sedan The Columbia University School of Library Service the combination of agricultural machinery and agronomy the combination of a RH controlling system and a vacuum fourier transform infrared (FTIR) spectrometer the combinatorial nullstellensatz The Combustion Institute the combustion phase The Coming Crisis of Western Sociology The Coming of Post-Industrial Society The Coming Race The Coming Spring the Command The Commander of Refugees known as Liuzhou in lately Northern Wei Dynasty The Commander of the Provincial Military Organization in Northern Wei Dynasty The commentaries on the Tipiṭaka The Commercial Press The Commission on Human Rights of the United Nations The Commission on Narcotic Drugs The Committee for Inland Fisheries and Aquaculture of Africa The Committee of Chinese Cultural Industries Management The Committee on Energy Research and Technology

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