全面系统分析票据对价的法律规则。
Give a systematic analysis of the legal principles of Negotiable Instruments consideration.
主要结论如下：（1）对洛阳地区三种主要种植制度下的农田水分平衡状况及效益进行了全面系统分析。
The main results are as follows:1. The water equilibrium characters and efficiency of different cropping systems was researched in Luoyang.
在对包装在生产，流通、消费全过程中的作用进行全面系统分析的基础上，提出了包装经济评价的指标体系。
This essay puts forword a target system of package economic appraising based upon a study of the function of the package in the whole process of good production, circulation and consumption.
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