由多条纹结构光投射器与CCD相机组成的视觉系统,广泛应用于非接触在线测量领域。
The vision inspection system consisting of multi-stripes projector and CCD camera finds a wide application in non-contact and online measurement.
对背景湍流度很大的流动,边界层中有时会产生沿展向周期分布的流向速度的条纹结构。
For high levels of free-stream turbulence, streaky structures in boundary layer with the spanwise variations alternating will be generated.
卡片之间的层次很紧凑,于是看起来有了漂亮的条纹结构,另外,就像夏新说的,卡片上黄颜色的阴影看起来类似木质的纹理呢。
The tight layering of the CARDS creates a brilliant striped pattern, and, as Shaheen notes, the different shades of yellow resemble wood grain.
Hart将硫磺、一种有机蓝色染料和一种杀菌剂混合起来,创造出一种由泡泡和瑕疵条纹组成的复杂结构。
Mixing sulfur, an organic blue dye, and an antiseptic, Hart created a crystal containing a complex structure of bubbles and fault lines.
中华龙鸟化石的某些部分保存十分完好,科学家们甚至发现了包含色素的细胞结构,他们认为这种猫类大小的史前动物是彩色的,甚至还拥有一条带条纹的尾巴
Some of its fossils are so well preserved that scientists can see traces of cell structures that contained pigments. The finding led to colorful views of the cat-size animal, down to its striped tail.
在结构光测量系统中需要对采集到的激光条纹图像进行有效处理。
The laser stripe image gathered in the structured light measurement system is needed to be processed effectively.
发现玻色爱因斯坦凝聚体的一维轴向干涉条纹的密度分布是一种驻波状结构。
It is found that the density structure of one dimensional interference fringes of Bose Einstein condensates is in form of a standing wave.
利用现场可编程门阵列器件FPGA实现了结构光激光线图像条纹中心线的实时提取。
The use of field of programmable gate array (FPGA) makes the detection of Central Line of structured laser light stripe image implementation in real -time.
通过对光学干涉系统结构设计和元件参数选择,最大限度地优化了干涉条纹的可见度,并设计出零背景光强标准硅球直径精密测量系统。
On the basis of structure design of optical system and parameter option of optical components, the visibility of interference fringe with zero background intensity is optimized.
其衍射斑点的形态、衬度及条纹变化反映了金刚石晶体结构变形的程度和复杂性。
Contrast and the interior structure of reflexes in Laue patterns indicate the degree and complexity of crystal deformation.
带,扣带,色带:带状的标记或结构,如动物的带状条纹或脊。
A girdlelike marking or structure, such as a band or ridge, on an animal.
金属板中间的条纹为立面的主要组织特点并形成了延伸到屋顶的柔和而鲜明的过渡结构。
The lines which emerge from these bands is the main organizational principle of the facade and supports the central theme of soft, vivid transitions all the way to the roof.
介绍了中国VLBI网FX型相关处理机的结构和功能,并着重阐述了相关处理机的长期累加器子系统(LTA),它是相关处理机的条纹数据压缩部件。
The structure and the functions of the high-speed FX correlator of Chinese VLBI network are described, and its long term accumulator (LTA) is introduced in detail.
提出了一种使用校验块的新方法,用来校验基于结构光条纹投射的三维人体测量仪的系统误差。
A novel method, which USES verifying block to verify the system error of 3d body measurement apparatus based on structured light fringe projecting, is mentioned in this paper.
在HRTEM下,中间相沥青炭的晶格条纹排列规整,是一种长程有序的晶体结构,晶化程度很高。
Under HRTEM, the lattice fringes of the mesophase pitch carbon are arranged regularly, is a long range ordered crystal structure, and the preferred orientation is high.
为提高结构光条纹中心线的提取精度和提高重建对象的表面光滑度,提出了一种基于曲线拟合的结构光条纹中心的检测方法。
To improve the accuracy of structured light methods and surface smooth degree of reconstructed object, new method based on curve fitting is advanced.
莫尔条纹是由LCD、菲涅尔透镜和微结构透镜等周期性结构的层叠引起的,对于设计高质量的LCD背投影屏幕至关重要。
Moire pattern caused by the cascade of periodic structures of LCD, Fresnel lens, and Lenticular lens, etc. is a key concern in designing a high quality LCD rear projection screen.
本文介绍一种结构简单的氦氖激光干涉条纹弱视治疗仪。初步的临床治疗表明,该仪器效果良好。
A simple He-Ne laser interferential grating is presented. The efficiency for treating amblyopia has been proved by initial clinical use.
通过调整屏幕结构,图像上的周期性条纹可减到最小,从而得到无莫尔条纹的屏幕。
By modifying the screen configuration, the periodical fringes on images were minimized thus, achieving a Moire free screen.
以结构光条纹相位为信息载体,采用相移技术精确地测量结构光条纹成像过程中相位的变化,实现高分辨的光线追迹,得到点列图。
The phase changes in the imaging process can be tested accurately by the phase-shifting technique and then used for ray tracing to get the spot diagram.
结构具有隔板,隔板为折叠式隔板,隔板一面平滑,另一面有网状凸出条纹。
The utility model comprises a separator which is a folding type separator; one face of a separator is smooth; the other face is provided with net-shaped protrusion stripes.
为实现结构光激光线条纹中心的实时提取,将方向模板算法进行了适应硬件的改进,且提出并实现了一种专用硬件结构。
A new centre-extracted method that combined the alterable direction template with barycenter method was proposed for the implementation of real-time image processing.
分析了白光干涉仪的原理、结构以及干涉条纹特点,进行了保偏光纤环的扫描测量。
The quality of the first polarization maintaining fiber ring is much better than the quality of other fiber rings through the scanning test using the measurement system.
针对图像背景噪声强的特点,提出了一种基于感兴趣区域(ROI)的结构光条纹中心处理方法,即在ROI内用最大类间方差法进行阈值分割再用重心法进行细化。
Aim at removing the background noise in the large measuring range system (about 2m), a method which combines Otsu based on ROI and gray barycenter method is proposed.
针对图像背景噪声强的特点,提出了一种基于感兴趣区域(ROI)的结构光条纹中心处理方法,即在ROI内用最大类间方差法进行阈值分割再用重心法进行细化。
Aim at removing the background noise in the large measuring range system (about 2m), a method which combines Otsu based on ROI and gray barycenter method is proposed.
应用推荐