Objective: To study the relationship between socioeconomic status (SES) and coronary heart disease (CHD).

目的：研究社会经济地位(SES)与冠心病(CHD)发病的关系。

youdao

From the educational sociological Angle, this paper analyzes deeply the effect of family socioeconomic status (SES) on parental involvement from both literature and demonstration.

本文运用教育社会学的理论视角，从文献和实证两个方面深入剖析了家庭社经地位对家长参与的影响。

youdao

Researchers in virtually all countries have identified strong correlations between various educational outcomes and socioeconomic status (SES) as measured by factors such as family income and parental education.

UNESCO: II Part Analytic Section