Title Pollen morphology of Photinia (Rosaceae) and its systematic significance.
石楠属的花粉形态及其分类意义。
This paper aims to make a systematic regulation for his thoughts of remolding Chinese national character and to reveal its historical and practical significance.
本文旨在对其改造国民性思想做一系统整理，以揭示其历史和现实的意义。
In the context of this broad area of southern Jiangsu School physical education teaching special education status of systematic research has important theoretical and practical significance.
在这一大背景下对苏南地区特殊教育学校体育课教学现状进行系统的研究，具有重要的理论和实践意义。
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