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边界噪声
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  boundary noise
     Finally,the paper gives its view on how to control the radiant noise level through design and management in order to satisfy the requirements on railway boundary noise limit.
     最后讲述如何在设计和管理上控制列车的辐射声级,使之满足铁路边界噪声限值的要求。
短句来源
     Based on the character of railway locomotive's moving, the paper makes an monitoring for railway boundary noise,with rolling stock's noise material warehouse and railway backdrop noise.
     根据铁路机车运行特点,尝试以机车车辆噪声资料库结合铁路背景噪声测试来监测铁路边界噪声
短句来源
     Taking aim at the present situation of mixed running of freight/passenger railway trains,among a large unmber of factors affecting train speed,traffic density and haul quality, this paper picks out railway boundary noise and provides an assessment and analysis of its limiting effect on the capability of upswung or high speed sections.
     针对我国铁路客、货列车混跑的现状,在影响列车提高速度、行车密度和牵引质量的众多影响因素中,对铁路边界噪声限制提高速度区间的能力作出评价分析。
短句来源
     In theoretical simulation,one-dimensional transient numerical calculation model of SBS and method of boundary noise import are adopted,and the changing regularities of SBS reflectivity and leading edge of pulse are achieved.
     理论模拟采用一维瞬态SBS数值计算模型和边界噪声输入法 ,得到了SBS反射率和脉冲上升沿的变化规律。
短句来源
     THE PREVENTION AND CONTROL OF BOUNDARY NOISE POLLUTION OF BOILER HOUSE
     锅炉房边界噪声污染及其防治
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  “边界噪声”译为未确定词的双语例句
     Research of Noise Pollution Law in the Boundary of the Railway Station and Arena
     铁路客运站站场边界噪声污染规律研究
短句来源
     Analogy Monitoring the Noise of Railway Boundary
     铁路边界噪声类比监测方法
短句来源
     Application of the Compound Woods on Preventing and Reducing Noise at the Boundary of the Port
     复合式绿化林带在港区边界噪声防治中的应用
短句来源
     We have primarily understood the noise pollution law of the boundary railway stations and arena by analysis the noise of TungLiao.
     通过对通辽站站场边界噪声测量以及对测量结果的分析,初步了解了铁路客运站站场边界噪声污染规律:垂直断面噪声分布是一条外凸曲线;
短句来源
     The algorithm is more robust to the noise on the edges, which are better than its counterpart on the rectangular grid.
     六边形细化算法对边界噪声的鲁棒性也优于方格细化算法。
短句来源
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  相似匹配句对
     FIXED SHAPE SMOOTHING OF NOISY BOUNDARIES
     噪声边界的保形平滑
短句来源
     ON THE SMOOTH HANDLING OF NOISY EDGE
     噪声边界的平滑处理
短句来源
     Boundary thinking
     边界沉思
短句来源
     BORDER DISEASE: A REVIEW
     边界
短句来源
     A recommended acceptable noise level can be determined from the teacheras response to the noise under investigation.
     噪声调查;
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  boundary noise
Most of the existing algorithms are sensitive to boundary noise and interior noise.
      
On the other hand, the neural network based technique discussed here is found to be highly robust in terms of boundary noise as well as interior noise.
      
At points of reception by Municipal inspectors ensuring site boundary noise limits are not exceeded.
      
Blasting and transport-related activities can be a major concern, generating both ground vibration and a boundary noise nuisance.
      
Disadvantages of morphological shape Disadvantages of morphological shape decomposition It is susceptible to boundary noise.
      
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  bounded noise
Designing the Discrete Suboptimal Controller of the Continuous-time Object in Nonregular Bounded Noise
      
Parametric Resonance of a Two-Dimensional System Under Bounded Noise Excitation
      
The dynamic stability of a two-dimensional system under bounded noise excitation with a narrow band characteristic is studied through the determination of the pth moment Lyapunov exponent and the Lyapunov exponent.
      
Active identification and control given bounded noise (disturbances)
      
If a bounded noise source is applied to this system, trajectories may be confined to a finite region.
      
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This paper discusses the problem of the optimal linear filtering estimation for a class of systems with randomly distributed parameters under general conditions of correlating the measurement noises to distributed noises and boundary noises so as to generalize the results obtained in[1]. The Wienner-Hopf theory is employed to derive the partial differential equations satisfied by the optimal linear filtering estimation and to give its relation to the innovation process. The equations satisfied by the optimal...

This paper discusses the problem of the optimal linear filtering estimation for a class of systems with randomly distributed parameters under general conditions of correlating the measurement noises to distributed noises and boundary noises so as to generalize the results obtained in[1]. The Wienner-Hopf theory is employed to derive the partial differential equations satisfied by the optimal linear filtering estimation and to give its relation to the innovation process. The equations satisfied by the optimal linear filtering error matrix are derived and an approximation method of solving the filtering equations is given.

本文推广文献[1]的结果,讨论一类随机分布参数系统在量测噪声与分布噪声及边界噪声相关的一般条件下最优线性滤波估计问题.用Wiener-Hopf理论导出最优滤波估计所满足的偏微分方程组,并给出与新息过程的关系.推导出最优滤波误差阵所满足的定解问题.最后给出一种近似算法.

An algorithm about polygonal approximation to the boundary ofdigital image based on fixed shape are given in this paper. The methods for removing noise of boundary and finding dominant points at boundary are discussed.A recurrent algorithm to improve the speed of calculation is developed.The principle of fitting the boundary with sharp venices is put forward.

本文给出了数字图象边界的多边形逼进的算法和步骤,讨论了边界噪声的去除,边界形状控制点的获取,提出了改进运算速度的递推算法以及保持尖点不变的拟合原理.

We have primarily understood the noise pollution law of the boundary railway stations and arena by analysis the noise of TungLiao. Noise of the vertical Section is a flange curve toward the outside, noise of level is in the shape of hump. Whistle is the mainly noise.

通过对通辽站站场边界噪声测量以及对测量结果的分析,初步了解了铁路客运站站场边界噪声污染规律:垂直断面噪声分布是一条外凸曲线;水平面噪声分布呈驼峰状;在噪声组成上,鸣笛噪声占相当大比重.

 
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