The mid and long term forecast model based on the time series analysis has a good forecast effect.
建立在时间序列分析基础上的中长期预报模型具有很好的预报效果，可以用于作业预报。
For viewshed analysis based on DEM database, the algorithm having a good experimental effect reduces obviously the frequency of access to database with lower time complexity.
对基于DEM数据库的可视域分析，该算法在时间复杂度较低的情况下大大减少了访问数据库的次数，取得了很好的效果。
A new analysis method based on theoretical statistic models was proposed to analyze finite word-length effect, instead of the complicated and time-consuming sample statistics process.
理论统计模型分析的新方法的基础上，提出了有限字长效果进行分析，而不是复杂和费时的样品统计过程。
It is a simple and effective way to analyze soil mechanical properties by means of earth pressure model considering time-displacement effect and back-analysis based on site test data.
采用考虑时间和位移效应的土压力模型和基于现场实测资料的反分析方法来分析土体受力特性，是简单且行之有效的。
It is a simple and effective way to analyze soil mechanical properties by means of earth pressure model considering time-displacement effect and back-analysis based on site test data.
采用考虑时间和位移效应的土压力模型和基于现场实测资料的反分析方法来分析土体受力特性，是简单且行之有效的。
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