本文结合第四纪沉积物类型的划分，讨论了遥感分类中最佳波段和波段组合的选取以及特征空间的扩充方法。
The optimum selection of bands and its combinations in remote sensing classification and the method for expanding feature space are presented.
研究了产品模块划分、模块组合、模块化设计和管理技术及零部件参数化设计方法。
Product module partition, module combination, modularization design, management technology and parts parameter were investigated.
投资决策的方法根据决策的内容可划分为财务决策方法、环境决策方法、随机风险决策方法和组合投资决策方法等；
The investment decision methods can be divided into financial decision method environmental decision method, random risk decision method and investment combination decision method, etc. ;
投资决策的方法根据决策的内容可划分为财务决策方法、环境决策方法、随机风险决策方法和组合投资决策方法等；
The investment decision methods can be divided into financial decision method environmental decision method, random risk decision method and investment combination decision method, etc. ;
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