查询词典 reflected rays

Others began considering the virtues of a concave paraboloidal mirror as primary receptor: it had been known since Antiquity that such a mirror would bring parallel incident rays to a focus at one point.

其他人开始考虑的美德，凹抛物面反射镜作为主要受体：它已被称为自古以来这样的一面镜子，会带来平行事件射线的焦点在1点。

The Flame was lit from the sun's rays with the help of a concave mirror called skaphia nowadays we also use a concave mirror to light Olympic Flame.

圣火是通过一个叫skaphia 的半圆形凹面镜将阳光集中采集而成的。（凹面镜也在今天被用于奥林匹克圣火的采集。

Since these rays do not actually meet, they cannot form an image without a condensing lens of sort.

由于这些光线实际上不相交，如果不用某种会聚透镜的话，它们是不能成像的。

The rays passed through a condensing lens and formed a light pole with the diameter of 20 mm.

摘 要：通过直流电路驱动红外二级管发出的红外光恒功率发射，红外光经过聚光透镜，形成直径为20 mm的光柱。

60Co γ-rays and electron beam irradiation induced degradation of an azo dye Congo Red were presented in this paper.

利用60Coγ射线、电子束辐照刚果红水溶液，研究其降解行为。

In summer, because the vertical incident solar rays regionmoves by the equator to the north, causes of southeast trade crossingthe line the southern hemisphere to change the southwest monsoon toinvade Northern Hemisphere, meets one another with the originalNorthern Hemisphere's Northeast Tradewind, compels crowds this airrise, the increase convection current, again because the southwestmonsoon and the Northeast Tradewind direction is different, meets oneanother often creates the undulation and the whirlpool.

在夏季，因为太阳直射区域由赤道向北移，致使南半球之东南信风越过赤道转向成西南季风侵入北半球，和原来北半球的东北信风相遇，更迫挤此空气上升，增加对流作用，再因西南季风和东北信风方向不同，相遇时常造成波动和旋涡。

Two kinds of convex lens which make parallel light rays converge to the focal point are given.

本文给出两种能使平行光严格聚焦于一点的凸透镜。

A convex lens is used to concentrate rays of light.

凸透镜用于聚集光线。不适合

Long-sightedness can be corrected with a convex lens that ensures light rays fall on the retina and focus accurately.

长期近视可以纠正一个凸透镜，确保光线落在视网膜和重点，准确。

The parallel light rays of the prnicipal axis that approach a convex lens can converge to the focal point.

只有在近轴光线条件下，平行光通过凸透镜才可近似聚焦于一点。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。