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- American highway traffic noise prediction models FHWA were simplified into applied models. The model base of the system was created. 通过对美国FHWA公路交通噪声预测模式的分析,提出简化的适用模型,构建系统的应用模型库。
- Based on this modified noise prediction model, the structural optimization of the axial flow fan is thus performed.The purpose is to low down the noise as remaining aerodynamic capability. 在上述噪声预估的修正模型的基础上，本文以降低声压和保留风扇的空气动力特性为目标对轴流风扇进行了结构优化。
- highway traffic noise prediction model 公路噪声模式
- The research of noise prediction model of the low noise pavement 低噪声路面噪声预测模型的研究
- Research on Road Traffic Noise Prediction Model Based on Car-following Theory 基于跟驰理论的道路交通噪声预测模型研究
- Based on the FHWA for the establishment of road traffic noise prediction model in Lanzhou city 基于FHWA的兰州市道路交通噪声预测模型的建立
- Research on ocean ambient noise prediction modeling and algorithm 海洋环境噪声预报建模与算法研究
- arry T M, Reagan J. FHWA-RD-77-108, FHWA highway traffic noise prediction model, U. S. Department of Transportation. Washington DC: 1978. 中华人民共和国交通部公路建设项目环境影响评价规范(试行)[S].
- The prediction model of coiled tubing fatigue life. 连续油管疲劳寿命预测模型的建立。
- FHWA noise prediction model FHWA噪声预测模型
- noise prediction model 噪声预测模型
- Based on noise level changing regulation and characteristics, to establish a prediction model for noise Ln at night in urban functional area has been approached preliminarily. 根据夜间噪声的变化规律和等效声级的计算特点,对建立城市功能区夜间噪声等效声级的预测模型进行了初步探讨。
- Airframe noise prediction is a major area of research in aeroacoustics at present. 机体噪声预估是气动声学最主要的研究领域之一。
- With the data preprocessing using differential method to remore slow change and reduce random noise, the RBF dynamic prediction model is constructed based on delay internal feedback. 引入延时内部反馈，构造基于径向基函数(RBF)网络的动态预测模型，并用大连港集装箱吞吐量实际数据进行了验证。
- Industrial-process control valves - Part 8-3: noise considerations - Control valves aerodynamic noise prediction method. 工业过程控制阀。第8部分:噪声问题。第3节:气动控制阀噪声预测法。
- The new neural network prediction model of water level is established based on the principal component analysis (PCA). 采用人工神经网络与主分量分析相结合的方法，建立了梧州水位的预报模型。
- It is necessary for accurate phase noise prediction to consider the resistors' contribution to synthesizer in loop circuits. 摘要实现对相位噪声的精确估计必须考虑环路中电阻噪声的影响。
- EOF analyst method is developed to prediction model and here it is used to restore and predict the underwater terrain. 对累积的大量数据进行专题分析，目前发展了EOF分析方法为预测模式，并对黄河三角洲水下地形的恢复和预测作了探讨。
- Industrial-process control valves - Part 8-3 : noise considerations - Control valves aerodynamic noise prediction method. 工业过程控制阀.;第8部分:噪声问题
- Also known as predictive models? 导向模式?
