光发射

Colored lights that emerges does so at an angle of 19 degrees, less than half of

的光散发射出来，这比通常的42 度的一半还要小一些。

It shows that fed metal-film electrode surface is clean, without atomy and organic menstruum, metal films are firm and the propertied of field emission is steady with ultrasonic cleaning at 32khz/10min and uv cleaning for 5 minutes.

实验结果表明，fed金属薄膜电极在32khz超声清洗10min，uv光清洗5min后，电极表面干净，无尘埃和有机污物，金属膜层不脱落，显示器场发射性能稳定。

Luminous intensity: the light source in a given direction within a unit solid angle as the light source luminous flux launched at the direction of the luminous intensity, or light intensity, I used to that unit candela.

发光强度：光源在某一给定方向的单位立体角内发射的光通量称为光源在该方向的发光强度，简称光强，常用I来表示，单位为坎德拉。

It includes five parts: Infrared emission, infrared receiving, buzzer,ray coincidence and number showing.

本次设计实现了红外遥控电源开关的设计，它包括六个部分：红外发射、红外接收、继电器、光偶合、蜂鸣器和数码显示管。

It includes five parts: Infrared emission, infraredreceiving, buzzer,ray coincidence and number showing.

本次设计实现了红外遥控电源开关的设计，它包括六个部分：红外发射、红外接收、继电器、光偶合、蜂鸣器和数码显示管。

This design is to implement a power supply switch with infrared remote controlling. It includes five parts: Infrared emission, infrared receiving, buzzer,ray coincidence and number showing.

本次设计实现了红外遥控电源开关的设计，它包括六个部分：红外发射、红外接收、继电器、光偶合、蜂鸣器和数码显示管。

980Nm VCSEL array was fabricated and the comparison of output power and spectrum of array device with single device of same active area was analyzed.

研制出980nm 垂直腔面发射激光列阵，测试了输出功率和光谱，并与相同出光面积的单管器件进行了比较。

One slightly concave cylindrical lens combination is used to change one laser beam into small sector in small angle, and one reflector projects the laser beam to prism driven by a motor to rotate in high speed to produce one reciprocating and scanning small sector plane.

采用微凹柱面透镜组将激光光源发射的一束激光拉成具有微小夹角的小扇面，利用反射镜将此激光束透射到由电机驱动的高速旋转多面棱体上，使激光束产生一个小扇形往复激光扫描光平面。

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。

The relation between the characteristic excitation band and the emission band is interpreted with the simple configuration coordinate curve model.

Pankove和Hutchby[2 ] 分别测量了35种元素作为注入杂质的GaN的光致发光谱，他们发现其中大多数杂质的发射峰在2 。1 5eV左右，即黄带

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。