1) accident frequency method
![点击朗读](/dictall/images/read.gif)
事故频数法
1.
Some traffic accident black spots on highways of second class and above in Jiangsu and Anhui province were identified by using an improved accident frequency method.
采用改进的事故频数法选取了江苏、安徽两省部分二级以上公路事故黑点,运用事故数及致死事故率2个指标对事故黑点数据进行统计分析。
3) accident-exposure index method
![点击朗读](/dictall/images/read.gif)
事故苗子指数法
4) accident frequency
![点击朗读](/dictall/images/read.gif)
事故频率
5) frequency accident
![点击朗读](/dictall/images/read.gif)
频率事故
6) frequency of flight mishap
![点击朗读](/dictall/images/read.gif)
严重飞行事故频数
1.
The prediction of frequency of flight mishap witty grey-markov model;
![点击朗读](/dictall/images/read.gif)
严重飞行事故频数的灰色马尔柯夫预测
2.
As frequency of flight mishap occurred has tendency and randomizing, this paper has adopted model GM ( 1,1 ) in combination with the forecasting techniques of Markov to prejudge the trend and conditions of the frequency of flight mishap.
根据严重飞行事故的发生频数具有趋势性和随机波动性特点,采用结合GM(1,1)模型与马尔柯夫预测技术的联合预测方法,进行严重飞行事故频数的趋势性分析和状态预测,结果表明:灰色马尔柯夫预测模型对严重飞行事故频数的预测结果更科学、更精确。
补充资料:宽频数码技术
充分利用存储卡的空间最大限度的记录活动影象及声音。(奥林巴斯专有技术)
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条