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- hydrological frequency calculation 水文频率计算
- Study on the general model cf hydrological frequency analysis 水文频率分析通用模型研究
- A Bayesian Method in Hydrological Frequency Analysis 水文频率分析中的一种贝叶斯方法
- The main methods for calculating designed flood are probable maximum precipitation and hydrologic frequency analysis. 设计洪水计算方法主要是可能最大降雨和水文频率法。
- Application of regular polyhedron optimization algorithm to automatic calculation of hydrological frequency 基于正多面体算法的水文频率自动计算研究
- Hydrological frequency calculation of flood control of the Yan'an city on the Yanhe River 延安市延河防洪水文计算
- Hydrological frequency calculation principle of inconsistent annual runoff series under Changing environments 变化环境下非一致性年径流序列的水文频率计算原理
- He varied the transmission frequency. 他变换了无线电传送的频率。
- A unit of frequency equal to one cycle per second. 赫兹频率的单位,等于每秒一周
- hydrologic frequency computation 水文频率计算
- Fatal accidents have decreased in frequency over recent years. 近年来死亡事故发生的频率已经下降。
- hydrological frequency 水文频率
- hydrological frequency analysis 水文频率分析
- We can often correlate age with frequency of illness. 年龄的大小往往与发病率有关。
- Accidents on that highway are happening with increasing frequency. 那条高速公路上车祸发生得越来越频繁。
- He tuned his radio to the police frequency. 他把无线电调到警方的频率。
- Journal of Japanese Association of Hydrological Sciences. 日本水文科学会誌/
- He manipulated the frequency dial of the radio. 他开始调拨频率键盘。
- The pitch depends on the frequency. 音调的高低是由频率决定的。
- The resulting frequency varies by a few percent. 最终频率有少许变动。