查询词典 reflective

Measuring the focal length of concave lens using collimator;2. The relation between the focal length of a concave lens and its reflective image properties is analysed and deduced.

本文分析推导了透镜的凹面反射成像与凹透镜焦距的关系，介绍了利用此关系较方便地测量凹透镜焦距的方法。

When the cavity length is 140 cm and the radius of curvature of the full-reflective concave mirror is 300 cm, the Nd:YAG laser is operated in the stable mode-locking and a pulse train with 27 mJ energy and 35 ps pulse duration is obtained.

当腔长为140 cm，全反射凹面镜曲率半径为300 cm时，激光器运转在稳定的被动锁模状态，输出的锁模脉冲序列能量为27 mJ、脉宽为35 ps。

Always calm, reflective and serene on the outside, Gelare did not question his calling to the Conflux.

格雷尔是个沉着冷静的将领，他为元素城赢得了无数次的胜利。

Each morning, he pulled on coveralls stitched with reflective tape, a hard hat and $250 steel-toed boots before descending into the mine.

每天早上，他都套上缝了反光带的连体工作服，戴上一顶安全帽，再穿上一双250美元的钢头靴，然后才下井。

The crystal structure of cristobalite is helpful to optical reflection, and the cristobalite can institute the tiny glass ball to be used as the filler of the reflective paint to reinforce the non-skid property and improve the reflection of paint.

高反射率。方石英的晶体结构有助于光反射，可取代玻璃微珠作反光油漆的填料，既可增强防滑性，又可提高油漆的反光性。

To improve the economics still further, SkyFuel, a firm based in New Mexico, is replacing curved glass mirrors, which are expensive to make, with a thin, reflective low-cost film.

新墨西哥州的SkyFuel公司说，增加经济性还有很长的一段路要走。替代那些曲线型的镜子。这些镜子的制造成本很高，使用薄的，高反射性的低成本膜。

Seen through the anti-reflective curved sapphire crystal mirror, all dial detail expose clearly.

通过防反射弧形蓝宝石水晶镜面看，所有拨号详细揭露清楚。

The exterior of the station takes on a gentle curving form, and will be covered in reflective sheets of metal.

外站呈现出柔和曲线的形式，将涉及的反射片的金属。

Objective To compare the reflective error by retinoscopy with that by autoretractian in cycloplegic children's eyes.

视网膜检影法是一种利用检影镜来检查被检眼静态屈光的客观检查方法。它简单、常用。

An optical system with refraction and total internal reflection was proposed according to the luminous characteristic of LED and the law of energy conservation. The ordinary differential equations satisfying the spots on the contour curve of TIR refractive and reflective planes were established. The coordinates of points on profile curves were obtained by solving these ordinary differential equations using Runge-Kutta method. The profile curves were acquired by curve fitting of the coordinate spots with software UG, and then TIR model of the projector and data of the surface shape suitable for NC manufacture were obtained.

根据LED的发光特性以及能量守恒定律选择采用折射全反射光学系统，通过建立TIR折射面及全反射面轮廓曲线上的点所满足的常微分方程，利用RungeKutta求解常微分方程得到轮廓曲线上点的坐标，再在UG中对坐标点进行曲线拟合得到轮廓曲线，进而得到TIR模型及适合数控加工的面形数据。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。