index curve meaning in English
指数曲线
Examples
- In this article , we use the model of population prediction by modified index curve to forecast the population development of our country in the future , and in the short term , we can see that it has a very good effect
摘要文章应用修正指数曲线模型来预测我国人口的未来发展状况，并从短期来看有比较好的预测效果。 - Considered the present condition of liaoning province , the evaluation and prediction method of liaoning province bridge technique condition is analyzed , then bridge condition changed - contingency evaluated method is introduced , negative index curve is chosen as the regression analysis model of the bridge condition prediction , and based on the information of bridge management system in the liaoning highway , the parameters of model are calibrated , the average repaired life of bridge is also calculated , the definite method of the bridge ' s repaired year is given , at the same time the markov chain model of bridge condition prediction is presented
结合辽宁省的桥梁工程及管理具体情况，研究了辽宁省桥梁技术状况评价与预测方法，引入桥梁缺损状况变权评定方法，选择负指数曲线作为桥梁缺损状况预测的回归分析模型，并依据辽宁省干线公路桥梁管理系统中的桥梁状况信息，标定了模型的参数，计算桥梁中修及大修(或改建)的平均年限，给出桥梁大中修年份的确定方法，同时也建立了桥梁缺损状况预测的马尔可夫链概率模型。