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Using experimental method, the effects of different laser energy, different shock times and shock paths on TA2 round sheet forming were analyzed by the aid of a neodymium glass laser with pulse energy 35J, FWHM 23ns, laser wavelength 1.06 μm, effective spot diameter 8mm, pulse repetitious rate 2Hz.

采用实验的方法，研究了不同的激光能量和不同的冲击路径、冲击次数对TA2钛合金圆板变形的影响，取得了不同冲击条件下钛合金圆板的变形数据。

Using a neodymium glass laser with pulse energy 35 J, FWHM 20 ns, laser wavelength 1.06μm, effective spot diameter 8mm, pulse repetitious rate in the range of 1Hz～20Khz and Using a ABAQUS software, an experimental study and numerical simulation on laser - shock forming of titanium sheet metal were carried out respectively.

笔者利用激光冲击波技术对钛合金板料进行了成形实验，所采用的激光波长为1.054μm，脉宽约23ns，能量35J左右，有效光斑直径为8mm，脉冲的重复率为0.5Hz。

For the nonlinear laser device with intracavity doubling or parameter oscillator, the quasi-continuous operating is needed to improve the peak power inside the laser cavity,and AO Q-switching is an important way to obtain the quasi-continuous laser.

对于连续泵浦的内腔式倍频、参量振荡等非线性激光器件，常需要准连续运转来提高腔内的峰值功率，声光调Q是目前获得准连续运转激光器的重要途径。

An explicit analytical solution of the threshold pump power of the laser has been derived based on rate equations which contain the attenuation coefficients of the pump and laser radiations as well as the major contribution of the re-emission of the upper level atoms to the pump wave by using the analytical solutions. An analytical solution of the minimum fiber length required for the onset of the oscillation is presented. In addition, the analytical solutions describing the variations of the density of the pump radiation and upper laser level population along the fiber length have also been given.

从速率方程组出发，在不忽略光纤损耗系数和保留再发射项主导部分的近似条件下推导出了双包层光纤激光器阈值泵浦功率的显函数解析表达式，得到了光纤激光器产生振荡所需的最小光纤长度的显函数解析解；还给出了泵浦光子数密度和上能级粒子数密度沿光纤方向随光纤长度变化的显函数解析解。

LAP is a well-acknowledged leader for laser guidelights, laser projectors and laser measurement systems for industrial and medical applications.

如今在全球各工业、医用激光测量应用中，LAP已显然成为世界领先的的相关企业之一。

LAP is a well-acknowledged leader for laser guidelights, laser projectors and laser measurement systems for industrial and medical applications.

LAP 激光应用有限公司自行开发、生产、销售各激光测量仪表、激光定位系统等产品，为各行业的用户提供一体化的测量解决方案。

Laser bending is a forming technology which makes use of a thermal stress and thermal strain to achieve sheet metal bending in recent year, and it needs no die and external force. The laser beam energy has good controllability. Laser technology is used in forming of magnesium alloy sheet, this can full play the unique advantages of the technology.

激光弯曲成形是一种利用热应力来实现板材成形的技术，激光弯曲成形不需模具和外力，且激光束能量集中具有良好的可控性，将激光成形技术用于镁合金板材成形，可以充分发挥该技术的独特优势。

Mainly engaged in laser, SMT Stencil, laser cutting machine, FPC laser cutting machine development and research.

主要从事Wattlaser激光、模板、激光切割机、钢网、FPC激光切割机的开发和研究。

Mainly engaged in laser, SMT Stencil, laser cutting machine, FPC laser cutting machine development and research.

主要从事Wattlaser激光、金属激光切割机、FPC/PCB及非金属激光切割机、激光焊接、激光抛光、SMT印刷模板的开发和研究。

In mobile atmosphere laser communication, we often complete acquisition, tracking, pointing and communication by signal laser and beacon laser.

在移动大气激光通信中，通常采用信号光和信标光来完成信号的捕获、踪、位以及通信。

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。