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This is a good application of laser measurement technology in the test of a car body mode, which overcomes the limitation of a single scanning laser vibrometer in the test of 3-dimension modal shape of a structure. The use range of the single scanning laser vibrometer is also expanded.

这是激光测振技术在白车身模态实验中的一个很好的应用，而且较好地克服了单头激光测振系统难于测试结构三维空间模态的局限性，扩展了单头激光测振仪的使用范围。

To determine the effectiveness of combining laser therapy with an immunosuppressive approach, the investigators recruited 14 subjects, aged 12 to 63 years, with Fitzpatrick skin types II to IV and having had vitiligo for a minimum of three months. A total of 43 vitiliginous lesions were randomized to receive either 308-nm excimer laser monotherapy twice weekly for six weeks or the laser sessions plus topical 0.1% tacrolimus ointment applied twice daily. Treated lesions were matched with untreated lesions on the subjects' opposite side.

为了确定结合雷射治疗与免疫抑制方式的效果，研究人员徵集14位受试者，年龄从12到63岁，患有Fitzpatrick皮肤类型II到VI的、而且有白斑至少3个月以上的患者；总共有43个白斑病灶被随机分派接受每周两次的308－nm准分子雷射治疗持续六周，或是雷射治疗加上0.1%局部tacrolimus软膏每天涂抹两次；治疗后的病灶再与受试者另外一边未接受治疗的病灶相比较。

There is granular material on the top and the edge of the spikes induced by nanosecond laser pulses in air atmosphere, which is formed by solidification of the droplets. The micro-structures formed in air are different from the slender whiskerlike structures created by excimer laser and also different from the conical microstructures with dendritic nanostructures formed under femtosecond laser irradiation.

部分锥形上还有二次尖峰形成，空气中纳秒激光诱导的锥形尖峰微结构顶端和边缘有由液滴固化形成的粒状物质，不同于利用准分子纳秒激光诱导的细长须状结构和飞秒激光辐照下产生的具有表面枝蔓状纳米结构的锥形微结构。

The new model laser device appertains to one kind of the high-performance semiconductor laser device being called the quantum waterfall laser device.

新型激光器隶属于一种称为量子瀑布激光器的高性能半导体激光器。

Molecular laser follows in ArF (193 Nm) and laser of solid of Nd ∶ YAG (213 Nm) differs two kinds the laser of wavelengh denudes in the system, factor of elemental fractional distillation all compares groovy mode to fall to be close to more at 1, make clear use medium to hold back discharge to be opposite gas collosol beforehand effect of fractional distillation of the element after ionization is able to restrain effectively.

在ArF准分子激光(193 nm)和Nd∶YAG固体激光(213 nm)两种不同波长的激光剥蚀系统中，元素分馏因子均比常规模式下更接近于1，表明采用介质阻挡放电对气溶胶预电离后元素分馏效应得以有效抑制。

The mirror is applied in laser beam expand system, it can not only control the sending and incepting directions of the high energy laser beam accurately, and adjust the oblique high energy laser beam, but also can improve the beam quality by minishing the mirror thermal distortion.

本文介绍了一种应用于高能激光系统中的新型二维快速控制水冷反射镜，既可实现精确控制激光发射和接收光轴的方向，对光束整体倾斜方向进行校正，又可实现减小镜面热畸变提高光束质量的功能。

This task aims to design a full digital integration project of laser range finder signal processing system. There are five parts that include signal arising, signal gathering, synthesis contraling, data processing and data transmission in this integrate circuit, except for laser emission and laser incepting system.

本文针对激光测距信号处理系统设计了一套全数字集成方案，除激光发射、接收电路以外，将信号发生、信号采集、综合控制、数据处理和数据传输五个部分集成为一块专用集成电路。

Laser-generated surface acoustic waves are excited by Nd:YAG and the signals are detected by PVDF transducer. The paper discusses laser-generated surface acoustic waves in the smooth and non-laser shock peened medium by using the experimental system.

分别对不同激光冲击硬化次数下样品表面抛光前后的激光声表面波信号进行探测，通过对探测到的激光声表面波信号进行频谱分析，利用相位谱法得到激光声表面波的相速度色散曲线。

The surgery duration in radiofrequency group 2.54±0.93 was shorter than that in the laser group 4.65±1.47 (P.05); the halt frequencies in the radiofrequency group was 1.21±0.31 during surgery and the need of stanching was less than that in the laser group 2.87±1.47 (P.05); the surgeons' stree level in the radiofrequency group was 2.84±0.72 which was lower than that in the laser group 5.07±1.26 (P.05); all the above results showed statistical significante difference.

手术时间（每5分钟计数1射频组(2.54±0.93)小于激光组(4.65±1.47)(P.05)；手术中因出血需暂停手术次数射频组［(1.21±0.31)次］少于激光组(2.87±1.47)次1(P.05)；医师心理压力评分射频组［(2.84±0.72)分］小子激光组［(5.07±1.26)分］(P.05)，均有显著性差异。

In other words, very weak absorption lines of an absorber placed inside the cavity of a multimode laser can modify the laser spectrum and appear superimposed on the broad spectrum of the laser.

近年来，随着多种激光技术和傅利叶变换光谱技术的发展，人们对分子在高振动激发态的振转行为有了更多的认识。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"