We can get more accurate predicted population from the PDE model than the ode model and age-specific predicted population.
由偏微分模型可获得与常微分模型相比更为精确的预测值，并且能够获得分年龄人口预估。
Compared with traditional infusion teaching, research teaching is a new model of teaching, which is derived from antiquity, cleared in modern time and greatly develops in the contemporary age.
研究式教学是与传统灌输式教学相对的一种新型教学模式。它起源于古代，明晰于近代，在现代社会得到了长足发展。
The capital theory of Neo-Cambridge school derives from Harrod-Domar model and comes into age in the dispute with neo-classicist comprehensive school.
新剑桥学派的资本理论源于哈罗德-多马模型，成熟于同新古典综合派的论战。
The capital theory of Neo-Cambridge school derives from Harrod-Domar model and comes into age in the dispute with neo-classicist comprehensive school.
新剑桥学派的资本理论源于哈罗德-多马模型，成熟于同新古典综合派的论战。
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