查询词典 concave mirror

Then the propagation of an arbitrary nonideal optical beam is analyzed. In terms of the moment theorem, the performance of modes of BOR is analyzed from both points of view of geometry optics and diffractive optics. Comparing BOR with the resonators using plane mirror and spherical mirror or using plane mirror and aspherical mirror by finite element method, the design procedure for BOR is gave.

然后以衍射的角谱理论为基础，用矩量定理讨论了任意光束的传播规律，从几何光学和衍射光学的角度完整地分析了二元光学谐振腔的模式特征，用有限元方法数值对二元光学谐振腔、非球面腔和球面腔进行衍射分析，比较了三种腔型的差异，给出了二元光学谐振腔的设计方法。

Hotwire also offers self-regulating, low temperature electric mirror demisters, mirror heaters, mirror anti-fog, to keep mirrors steam-free and hand-made, hand-polished mirror-like stainless steel electric towel rails, heated towel warmers.

Hotwire 并备有自动调控温度的浴室镜除雾装置，又称为防霞镜底发热贴，以及人手制造的不锈钢电暖毛巾架/毛巾暖架/电热架。

Our design general puts the toilet mirror in lieu such as office building , eatery , gymnasium into, market tries clothes mirror , examination shoe mirror , a public place image mirror and so on.

我们的设计将投放于写字楼、餐馆、健身房等场所的洗手间镜子，商场试衣镜、试鞋镜，公共场所的形象镜等。

Toilet cabinet feet of water seepage are most vulnerable, so the latest approach is to lift off the ground toilet cabinet 150mm; such as the use mirror box, mirror Xiangdi face away from the surface 5lomm, mirror box thickness of 115mm, such as with the mirror, you can head high (1830mm ) The above do Container handling.

厕所柜脚最易渗水，所以，最新的做法是将厕所柜吊离地面150mm；如用镜箱，镜箱底面离面5lomm，镜箱厚约115mm，如用镜，可在人头高（ 1830mm）以上做吊柜。

Toilet cabinet feet of water seepage are most vulnerable, so the latest approach is to lift off the ground toilet cabinet 150mm; such as the use mirror box, mirror Xiangdi face away from the su*ce 5lomm, mirror box thickness of 115mm, such as with the mirror, you can head high (1830mm ) The above do Container handling.

厕所柜脚最易渗水，所以，最新的做法是将厕所柜吊离地面150mm；如用镜箱，镜箱底面离面5lomm，镜箱厚约115mm，如用镜，可在人头高（ 1830mm）以上做吊柜。

In order to decrease the weight of tracking system and make suitable use of the Lander space, the pitching-axis of Lunar optical telescope is vertical with the Lander's flank, its rotation part is fastened on the Lander's flank, the azimuth-axis adopts rotation reflecting mirror, the flat mirror is located before the telescope tube, the angle of flat mirror and the telescope ray-axis is 45°,so that the reflecting ray can enter the telescope optical system, the scan of the mirror can be accomplished by the rotation of the telescope tube.

工作过程中望远镜支架的两个轴需带动望远镜一起转动，为了减小跟踪平台的重量和合理利用着陆器空间，又能在大范围内对太空目标进行跟踪，月基天文望远镜的俯仰轴垂直于着陆器的侧面，其转动部分固联在着陆器的侧面，方位轴采用旋转反射镜方式，将平面反射镜放在望远镜的镜筒前端，并与望远镜光轴成45°安装，使反射光线能够进入望远镜光学系统，通过转动望远镜镜筒使得反射镜实现对空间的扫描。

The OSIRIS telescope is a Three Mirror Anastigmat consisting of conic surfaces: a concave hyperbolic primary, a convex parabolic secondary and a concave spherical tertiary.

OSIRIS 望远镜是一个三反射系统，由一个凹双曲面主镜，一个凸抛物面次镜和一个凹球面三镜。次镜 M2在中间，主镜 M1和三镜 M3呈离轴配置。

In the experiment,a He-Ne laser with waist of 0.6 mm is utilized to adjusting a plane-concave resonator with a concave mirror in a radius of 50 mm at measuring distance of 889 mm.

实验使用束腰为0.6 mm的氦氖光，其后加一优化好的透镜系统，在889 mm的距离下，对凹面镜曲率半径为50 mm的平凹腔进行对准。

For testing the concave ellipsoidal mirror of Three Mirror Cassegrain optical system, a slab compensated auto-collimation method is suggested.

针对TMC光学系统凹椭球面主镜的检验，本文提出了一种平板补偿的自准检验方法。

The experimental results of power output as a function of the concave mirror transmission and the mirror-waveguide distance basically agree with the corresponding theory.

通过实验研究了输出镜透过率及耦合距离对激光器输出功率的影响，实验结果与理论基本相符。

In the Senate the filibuster is used too often, in part because it is too easy.

在参议院，阻挠议案通过的事情太常发生，部分原因在于阻挠起来很容易。

This paper investigates into the method for determining the times of multiple root s of the nonlinear function equation f=0, revising and supplementing the former conclusions,and obtains some more precise results.

文章对一般非线性函数方程重根次数的确定方法进行了探讨，对原有几个结论作了修改和补充，从而得到了更精确的结果。