查询词典 laser diode

A device for measuring bidirectional reflectance and transmittance distribution of a leaf in the plane of incidence was designed with a micro-powered laser diode for illuminating and a silicon photocell detector rotating around sample for recording scattering light intensity from the sample.

采用微功率激光管作为光源，围绕被测样品旋转的硅光电池作为检测器，研制了一种可以测定植物单个叶片反射和透射光在入射面上分布的装置。

The high-power laser diode array has many advantages such as compactness, low cost, high photoelectric efficiency and high output of power et. al., but the output beam quaintly of the LDA is very poor.

高功率半导体激光器列阵具有结构紧凑，成本低，光电转换效率高，输出功率大等特点，但是其输出光束质量较差。

Due to forward-bias-induced annealing effects,the laser diode biased during irradiation is less degraded than that short-circuited,and annealing curves can be fitted sectionally with different annealing rates.

激光二极管辐射损伤存在着正向偏置退火效应，FP和DFB结构的二极管具有相似的加电退火规律，均可拟合成指数衰减形式，退火曲线可以分成退火常数不同的几段进行拟合。

Effect of the mass percentage of composition to semiconductor laser diode ignition threshold and delay time .

药剂配比对半导体激光点火感度和点火延迟时间的影响。

Another important incident of 1970 times , has realized that the room temperature of the laser diode of the semiconductor operates.

1970年代的另一重要事件，是实现了半导体雷射二极体的室温运转。

With the rapid development of science and technology, the techniques of semiconductor laser diode had been applied widely in many fields such as industry, high tech and science research.

随着科学技术的飞速发展，半导体激光器技术已深入到国民经济和国防建设的各个领域。

The vibration characteristic of loudspeakers is investigated experimentally, based on the self-mixing interference effect of semiconductor laser diode.

基于半导体激光器的自混合干涉效应，通过实验研究了扬声器的振动特性。

Especially in the benthic optical fiber communication system, semiconductor laser diode is required to work more than 25 years.

但是半导体激光器作为一种高功率密度并且具有极高量子效率的器件，微小的输入电流和温度的变化都将导致输出光功率的极大变化，即使在小功率下也不能在室温下连续工作。

To reduce packaging stress,In solder is often used in high power semiconductor laser diode packaging process.

大功率半导体激光器封装过程中，为降低封装引入的应力，踊般用In焊料进行焊接。

In this dissertation ,study and design of thermally stable driving-circuit of the semiconductor laser diode.

中文摘要半导体雷射的驱动必须注意温度及驱动电流的控制，本论文将对雷射散热、温度控制及驱动电流方面做设计，并且利用微处理器监控，对於温度及驱动电流做适当的控制动作，进一步达到稳定的温度及驱动电流。

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。