Through analysis of concrete problems, the calculating and analyzing of the ecological environmental water requirements of city is available by means of the calculational methods and systemic software proposed in this dissertaion.
通过实例分析，作者认为本文提出的城市生态环境需水量计算方法和建立的相应系统软件，可较客观地分析和计算济南市生态环境需水量。
参考来源 - 城市生态环境需水量计算方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Several system reliability models and their calculational methods are introduced.
介绍了几种系统可靠性模型及其相应的可靠性计算方法。
Then, give the economic significance and calculational methods of these four kinds calculational methods.
然后，重点介绍了四种类型的技术进步贡献的经济意义及计算方法。
Study the calculational methods of combinatorial sprinkler uniformity based on the above-mentioned mapped model.
研究了基于上述映射模型的喷灌组合均匀度计算方法。
应用推荐