concentric ring

Concentric nothingnesses swaddle my heart, a bell that never rings.

一层层同心的虚无是我心的襁褓, 裹着一口永不敲响的钟.

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Metal cock ring soft seat surface pressure to the bearing surfaces, such as the valve core and valve seat is concentric ring surface can be a double tight closure.

金属旋塞表面压向阀座环软支座表面，如阀芯和阀座环表面是同心的，就能得到双重严密的关闭。

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Accordingly, a whole series of concentric bright and dark rings will surround the central spot.

因此, 环绕着中央点将会有整整一系列同心亮环和暗环.

词典精选例句

The result of this experiment indicates two conclusions, one of which is that concentric annuluses appearing in PHB spherocrystal in orthogonal polarized light are as a result of difference in height of 200nm~ 500nm between growth steps by reason of step-like or auger-type growing of PHB spherocrystal.

结果发现：实验用的PHB球晶是台阶式生长或螺旋式生长，其生长台阶高度差在200nm~500nm之间；

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Acoustic scattering from submerged double infinite concentric cylindrical shell insonified by incident plane wave is studied.

研究水下双层无限长圆柱壳体的声散射.

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A binary GA is used in the study on the optimization design of thinned concentric ring antenna array and find a method to improve the efficiency of the optimization design of thinned concentric ring antenna array. 3.

采用了二进制编码的遗传算法，对同心圆环天线阵列的稀疏优化设计进行了研究，通过仿真发现了提高同心圆环阵列稀疏优化设计效率的方法。

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The street plan of the city has evolved as a series of concentric rings.

该城市的街道平面图像一圈圈的同心圆环.

《简明英汉词典》

Based on Mindlin plate theory, a flexural vibration analysis of moderately thick annular plates on multiple concentric ring supports is presented in this paper.

本文基于Mindlin中厚板理论，给出了域内设有多道同心环向支承时中厚环板弯曲振动分析的一种有效方法。

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It spreads out in bands of concentric ring roads, of which the fifth and outermost ( the Sixth Ring Road) passes through several satellite towns.

城区以环行的环城路向外扩展，其中五环和最外层（六环）都穿过几个卫星城镇。

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a concentric ring model of image distortion correction method

一种基于同心圆环的图像畸变校正方法

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We built, with our hands, a set-up of particle sizer with an all-solid-state Nd: YAG laser replacing the more conventional large-frame He-He laser, and a linear CCD array instead of the traditional concentric semi-ring shaped photoelectric detector.

采用全固态倍频Nd：YAG激光器取代传统的He-Ne激光器作光源，以一维线阵CCD取代传统的同心环光电探测器作为光信号探测器，自行搭建起一套测量微粒粒径分布的光电实验装置。

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Concentric ring pattern is investigated numerically with a Reaction-Diffusion equation, and the numerical results are compared with that in experiment.

利用反应扩散模型对同心圆环斑图进行了数值模拟，并与实验结果进行了对比。

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