In this paper, conventional testing methods were summarized. An interferometer was designed based on the schematic of zone-plate with a total optical path for testing aspheric surfaces.
本文针对非球面高精度检测,在总结现有检测方法的基础上,设计了基于波带板干涉法的共光路干涉系统。
Nearly 700 miles long, the earthquake zone is located by the North American Plate off the coast of Pacific British Columbia, Washington, Oregon and Northern California.
地震带位于太平洋的大不列颠哥伦比亚省、华盛顿州、俄勒冈州和北加州沿海的北美板块,近700英里长。
In addition, both regions reside within the Ring of Fire, which is a zone surrounding the Pacific Ocean where the Pacific tectonic plate and other plates dive beneath other slabs of Earth.
此外,两个地区都驻留在火山圈内,那是环绕太平洋的一个区域。在那里太平洋地壳构造板块和其它板块潜于其它地球板块之下。
The quake happened along a seam in the planet's surface where the Pacific Ocean floor is diving beneath the tectonic plate carrying northern Japan (see 'Collision zone').
这次地震是沿着地球表面的一条缝隙发生的。在这条缝隙处,太平洋板块正俯冲入另一地壳板块下部,而这块地壳板块正承载着日本的北部地区(见”碰撞带“)。
This is called a subduction zone when one plate subducts beneath another.
当一个板块向另一个板块下俯冲时,那里就被称为俯冲带。
It's part of the very active "Ring of Fire," a zone of major crustal plate clashes that surround the Pacific Ocean.
那里的地壳板块上下交错,是非常活跃的“火山带”的一部分,也是环绕太平洋主要地壳板块相互冲撞的地区。
Super Bowl Sunday is almost here and there's one question on everyone's mind: How can I tackle a plate of chicken wings without adding yard age to my end zone?
超级碗星期日快到来了,有一个问题萦绕在每个人的心头:我怎么能不走到结束区,解决一盘鸡翅?
The concept of redundant illumination is introduced to ensure the coherent illumination of zone plate and reduce the effect of source instability and element vibration.
引入冗余照明的概念,以实现波带板的空间相干照明以及降低束线对光源不稳定性及元件振动的要求。
The Fresnel zone plate scanning holography is applied in the imaging through highly scattering media.
将菲涅耳波带板扫描全息术用于高散射介质成像技术中。
The design method of a photoinduced plasma Fresnel zone plate antenna is described.
本文描述一种光生等离子体菲涅尔波带板天线的设计方法。
The zoning rules for two dimensional ring of Frensel zone plate is studied by means of Kirchhoff diffraction formula.
从基尔霍夫绕射公式出发进一步研究菲涅耳区板的二维圆环的分区规则。
Results show that hot galvanizing plate has typical spangle appearance, and the appearances distinguish in bright zone and gray zone.
结果表明,热镀梓板有典型的锌花形貌,明亮和灰暗锌花区的形貌差异大;
The Ruzhou coalfield lies at the front part of thrusting nappe structural zone western Henan sector, south margin of the North China plate.
汝州煤田位于华北板块南缘逆冲推覆构造带豫西段前锋部位,区内逆冲推覆构造较发育。
Using a zone plate instead of a mirror gets around this.
用波带片代替镜面在轨道运行。
The region of west Yunnan and Kachin, Shan of north Myanmar belongs to the collision zone of Eurasian plate and Indian plate.
滇西及缅北克钦邦、掸邦一带,属于欧亚板块与印巴板块碰撞带。
This paper studies the effects of the sulfuric acid anodizing and chromic acid anodizing on the fatigue strength in the intermediate value life zone of LY12CZ plate and LC9CS bar.
研究了硫酸阳极氧化和铬酸阳极氧化工艺对LY 12 CZ板材、LC9CS棒材在中值寿命区疲劳强度的影响。
The rings are known as a zone plate.
这些环被称作波带片。
Error effect in depth of diffraction pattern of X ray reflection zone plate has been studied.
研究x射线反射式波带片衍射图形制造过程中的深度误差效应。
This paper presents a self focusing filter which is composed of matched filter with sine form and Fresnel zone plate by means of area coded method.
本文介绍用面积编码的方法将滤波函数为正弦函数的匹配滤波器和菲涅耳波带片组合在一起的自聚焦滤波器。
One dimensional Fresnel zone phase correcting plate has its focusing characteristics similar to that of the paraboloid cylinder.
一维菲涅尔区相位修正结构具有类似于抛物柱面的聚焦特点。
The plate convergent margin is the most important gold mineralisation zone.
汇聚板块边缘是全球最重要的金矿成矿带。
The con figuration of aplanat for making high resolution X-ray Zone plate to be used in beam line of Synchrotron Radiation Laboratory is also presented.
文中还给出了在同步辐射实验室显微术光束线中用激光干涉法制作高分辨率软X波带板的光学系统。
The range of deformation region and the magnitude of deformation show that the eastern plate of the Red River Fault zone is always the active plate for the relative movement of the fault blocks.
变形区的范围大小和变形幅度表明红河断裂的东盘地块始终是作为地块相对运动的主动盘。
This paper introduced, the method about laser alignment using round zone plate, analysed sources and distribution of the method's error in a systematic way.
本文介绍了波带板激光准直的方法,比较系统地分析了波带板激光准直的误差来源和精度分布情况。
At last, some Suggestions to the using and fabricating of zone plate are proposed.
由此对线波带片的使用及制造提出了建议。
In Cenozoic typical back-arc rift basins are formed in ne China where is the back-arc area of Pacific plate subduction zone.
新生代,东北地区作为太平洋板块俯冲带的弧后地区,形成了典型的弧后裂谷盆地。
Experiments show that the new zone plate can be used to evaluate HDTV system.
实验表明,该波带图适于评价HDTV系统。
We investigate the dependence of the focusing contribution on the order m of local ring of underlying traditional Fresnel zone plate.
在本文中,我们讨论了聚焦贡献对潜在的传统菲涅耳波带片上的环的阶次的依赖性。
We investigate the dependence of the focusing contribution on the order m of local ring of underlying traditional Fresnel zone plate.
在本文中,我们讨论了聚焦贡献对潜在的传统菲涅耳波带片上的环的阶次的依赖性。
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