结合实践，从课题选择、研究过程、评价策略等方面，对数学研究性学习进行探索。
Combining with practice, I've made a study on maths research learning in the following aspects: subject choosing, process of the study, evaluation and the results.
如何从多种船型方案中正确选择出一种最佳方案，一直是船舶设计人员需要去研究和解决的一个重要课题。
How to obtain the optimal choice from various ship forms is an important problem which ship designers need to research and solve.
本课题从用户消费需求、管理需求、传媒广告需求以及其他信息需求四个方面对号码百事通相关业务进行市场定位分析和重点业务选择。
According to user desire, this research analyze the market positioning of Best Tone related businesses and key business selection from consumption, management, media, and other information aspects.
从同一种底物出发，通过改变反应条件或修饰底物的结构实现选择性的合成不同结构产物，是一项非常有意义并有很大挑战性的研究课题。
The selective synthesis of different products from the same starting materials by simple subtle modification of structure or reaction conditions is an attractive challenge for chemists.
从同一种底物出发，通过改变反应条件或修饰底物的结构实现选择性的合成不同结构产物，是一项非常有意义并有很大挑战性的研究课题。
The selective synthesis of different products from the same starting materials by simple subtle modification of structure or reaction conditions is an attractive challenge for chemists.
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