查询词典 laser

Methods 30 cases for varicose vein were treated by laser with Diomed 810 Laser machine additional treated with knotted suture, compared with those by classical surgical treatment at the same time.

应用Diomed激光联合缝扎术治疗下肢静脉曲张30例，与同期经典术式治疗的25例进行比较。

The results indicate that intensity uniformity of sensitive volume formed by semiconductor laser is better than that formed by He-Ne laser, and correspondingly, the former has better counting efficiency and distinguishability.

结果表明，以半导体激光作为计数器光源时，光敏区的光强均匀性更好，计数效率更高，粒径的分辨比率较氦氖激光作用时提高了17%，增大了粒径的有效测量范围。

And the mechanisms of laser ignition have been discussed. The distribution law of laser in energetic materials has been shown.

主要内容如下：(1)分析了激光作为理想点火源的特性，给出了激光点火的作用机理和激光能量在含能材料内部的分布规律。

And according to the model of output characteristic of dithered ring laser gyro, the test data of output characteristic of dithered ring laser gyro is dealt with Kalmans filter and compensation, and the effect is better in this paper.

并且根据所建立的输出特性数学模型，对机抖激光陀螺的输出数据进行了卡尔曼滤波处理和误差补偿，得到了较好的补偿效果。

Laser scribing of 3wt-% Si-Fe and its changing regularity of domain structureunder laser treatment were discussed.

本文研究了3wt-%Si-Fe 铁磁材料在激光作用下磁畴结构变化的规律。

This paper reports results of Tin doped fibre pumped by a semiconductor laser diode as an optical source for methane gas detection. The spectral characteristics of the Tm doped fibre pumped by the 788 nm laser diode is studied experimently and the fibre source is used in a correlation spectroscopy measurement system.

报道了以半导体激光器泵浦掺Tm3+光纤为光源的甲烷气体相关光谱检测系统，研究了788 nm波长泵浦下掺Tm光纤光源的一些光谱特性，并在实验上用这种光源及系统对甲烷气体作了测量。

Laser Doppler Velocimeter:the two times Dopper effect for the scattered light from the tracing particle, the formula of LDV, laser heterodynes measurement, dual beam differential mode, LDV signal processing, frequency shift technique and application, multi-dimension velocity measurement, LDV application while light is refracted.

三。 激光多普勒测速：运动粒子中散射光的二次多普勒效应（1），LDV基本公式(1)，光外差检测技术及其实现(1)，双光束差动模式(1)，LDV信号处理(3)，频移技术及其应用(5)，多维速度的测量(5)，有折射现象时LDV的应用(3)，LDV测量实例(1)。 LDV实验一：LDV光路实验（3） LDV实验二：LDV测水流场实验（3）四。

Tunnel series ----- convergence of equipment, laser-guided, bolt drawing instrument, laser theodolite, and plot device, cement die plate.

隧道仪器系列-----收敛计、激光导向仪、锚杆拉拔仪、激光经纬仪、求积仪、钢板水泥模。

The computer separately connects and controls the I/O end and A/D converter; the I/O end connects and controls the X, Y axis driving circuit and the semiconductor laser; the X, Y axis step-by-step driving circuit connects and controls the X, Y step-by-step electrical machines to control the dimensional platform; the beam of the semiconductor laser passes through the focusing drawtube with 0.1mm diameter to form the facula with the diameter less than 0.1mm; the facula irradiates on the detector surface of the XY dimensional displacement platform to produce the corresponding electric signals; the detector surface connects the A/D converter through the amplifier; the electrical signal is amplified and is converted into the data signal by the A/D converter and is sent to the computer for processing.

由计算机分别连接并控制I/O端口和A/D转换器，I/O端口分别连接并控制X、Y轴步进电机驱动电路和半导体激光器，X、Y轴步进电机驱动电路分别连接并控制X、Y轴步进电机，从而控制二维位移平台，半导体激光器的光束经过设有直径0.1mm小孔的聚焦镜筒形成＜0.1mm直径的光斑，光斑照射于设在XY二维位移平台上的探测器表面使其产生响应的电信号，探测器表面经放大器连接A/D转换器，电信号经放大器放大后，由A/D转换器转换为数据信号送计算机处理。

On Earth-space paths, this beam scintillation index model is significant for the laser imaging, tracking, controlling and guiding, and laser satellite-Earth communication.

高斯波束的斜径闪烁指数模型的建立发展了湍流闪烁理论，将对地－空路径光通信、成像、遥感、激光制导和强激光系统的设计和应用具有重要的实际意义。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。