theory of MI多元智力理论theoryn.学说；理论；原理；意见theory of social security社会保障理论theory not based on facts架空的理论Theory of goal attainment达标理论theory of thick wall tube厚壁筒理论theory of economic growth经济成长论Theory of Thrust and Pull推拉理论theory of poetry ontology诗学本体论theory of balanced growth均衡增长论Theory of body and spirit形神理论theory of center of origin起源中心学说