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- road roughness index 路面不平度指数
- 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 authors described the conception of index IRI on road surtace condifion,by establishing digital terrain model of international roughness index(IRI). 通过建立国际平整度指数(IRI)的数字地面模型来描述基于道路面状的IRI指标概念。
- Stochastic excitation acted on automobiles due to multivariate road roughness is described in detail firstly. 首先给出了路面不平度对汽车输入的位移随机激励的谱描述。
- Multi-functional road information acquisition vehicle can collect the information of road roughness, rut, form, and traffic sign exactly and rapidly. 摘要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。
- Although it has accumulative errors in the absolute elevation of vertical section, it will not affect international roughness index (IRI) significantly. 该方法对绝对高程的求解存在较大累积误差，但对国际平整度指数影响较小。
- Because the rubber speed control humps are higher than the uplifts caused by the road roughness,vehicles easily jump when they run across the rubber speed control humps. 由于橡胶减速带的高度相对于路面粗糙度大的多,当车辆快速经过时极易产生跳车现象。
- The paper mainly describes the application of the random signal to the simulation of road roughness,the arithmetics of AR and the pseudo white noise are used to simulate the C level road roughness respectively. 重点研究了随机信号在路面不平度仿真中的应用,分别使用AR法和伪白噪声法在空间域下对C级路面进行仿真。
- Road roughness is the most important excitation of vehicle driving, and the detail results can put forward some important reference to vehicle dynamic analysis and reliability test. 摘要路面不平度是车辆行驶时最主要的激励，获得准确的路面信息可为车辆动力响应分析及整车可靠性试验提供参考。
- This rough track will soon be a metalled road. 这条坑坑洼洼的路不久就要铺上碎石了。
- international roughness index (IRI) 国际平整度指数（IRI）
- Intemationnal Roughness Index (IRI) 国际平整度指标（IRI）
- The cart bumped along the rough road. 运货马车沿着崎岖不平的道路颠簸而行。
- Building Model of Road Roughness 谐波叠加路面输入模型的建立及数字模拟
- The rough road made the car vibrate. 崎岖不平的道路使车颠簸得很厉害。
- The wagon jogged along on the rough road. 马车沿着崎岖不平的道路颠簸前行。
- The busy road outside the school is a menace. 学校外面那条车水马龙的大道是个危险之地。
- There was a steep climb on the road out of town. 市外公路上有一处很陡的上坡路。
- The car jogged along the rough road. 那辆汽车在崎岖不平的路上颠簸著行进。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
