One key of road roughness recognition was feature extrication.
路面不平度识别的关键之一是特征提取。
The road roughness is one of the key indexes for the evaluation of highway pavement performance.
路面平整度是评价公路路面使用性能的主要指标之一。
The method of white noise simulation on road roughness based on rational function is analyzed with its disadvantages pointed out.
对基于有理函数的路面不平度白噪声激励模拟方法进行了分析，指出了该方法存在的不足。
First, road roughness is simulated in frequency and time domain, and some vehicle models are established for the study of vehicle dynamic load.
首先，从频域和时域的角度对路面不平度进行模拟，进而建立一系列车辆动力学模型，并以此作为车辆动载荷分析的基础。
Multi-functional road information acquisition vehicle can collect the information of road roughness, rut, form, and traffic sign exactly and rapidly.
多功能道路信息采集车可高效准确地采集路面不平度、车辙、几何线形、路面图像和前方图像等信息。
Road roughness is the most important excitation when a vehicle is being driven How to simulate road roughness correctly is the basis of the vehicle computer simulation;
路面不平度是汽车行驶时最主要的激励，正确的模拟路面不平度是汽车进行计算机模拟的基础。
Road roughness is an important index in pavement performance evaluation, and it relates to three factors such as pavement, cars and persons, especially human body comfort.
平整度在路面使用性能评价中占有重要地位，它涉及到路面、车辆和人体三方面因素，特别是人体舒适性是其中重要的环节。
Vibration response signals of vehicle are processed with wavelet analysis to reduce noise efficiently, and road surface roughness is analyzed by road response spectrum.
小波分析处理车辆振动响应信号，可有效降噪，通过路面反映谱分析路面不平度。
This article discussed from three-axis concrete pavement construction point of view briefly in the low-grade cement concrete pavement construction, how to control good road surface roughness.
本文从三轴式水泥混凝土摊铺机施工的角度出发，简要阐述了在低等级水泥混凝土路面施工中，如何控制好路面平整度。
From road bed (way trough), storey of the cushion, basic unit, to the road surface, every storey hast regulate the roughness.
从路基(路槽)、垫层、基层、到路面面层，每一层都必须控制平整度。
The vehicle engineering side only consider excitation caused roughness of road so that all of the excitation should be accounted into roughness, then road class divides according to roughness.
车辆工程仅考虑路面不平度对车辆的激励，所以把与路面对车辆激励的各种情况均计入不平度，并按不平度对路面分级。
The correlation between the standard classified road power spectral density (PSD) and international roughness index (IRI) was discussed by using regressive analysis.
通过回归分析的方法对标准分级道路功率谱密度与相应国际平整度指数之间的关系进行了研究。
When the roughness comes down to a certain period, the road can not meet the basic functional requirements, and the appropriate reconstruction measures are needed to take to restore its functionality.
当平整度下降到一定的期限时，路面便不能满足基本功能的要求，而需采取适当的改建措施以恢复其功能。
The above method, thinking and work flow have been fully applied to the development of the road surface roughness laser test system software, from which good results are achieved.
上述思路、方法与流程已被充分应用于对激光路面平整度测试仪系统软件的开发中，并取得了非常好的效果。
Leave the young believer to discover the roughness of the road by degrees, but tell him of the strength which dwells in God, of the sureness of the promise, and of the charms of communion with Christ.
让年轻的信徒逐步去发现道路上的崎岖，同时却要告诉他在上帝里面的能力、上帝应许的确实、和与基督相交的甜美。
The roughness of road surface is direct reflection of the comfort of the travel vehicle, the road security and the road use life.
路面平整度直接影响车辆行驶的舒适度及路面的安全性和使用期限。
The roughness of road surface is direct reflection of the comfort of the travel vehicle, the road security and the road use life.
路面平整度直接影响车辆行驶的舒适度及路面的安全性和使用期限。
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