激光

Base on the design of the current laser energy meter, laser materials with better transparence, thicker absorbing layer and thermal sensitivity surface unsusceptible to damage were chosen, the temperature sensor and the digital processing circuit in the energy meter were redesigned to meet the requirements of laser energy metrology in field.

在现有激光能量计的基础上，通过选择相对透明、吸收层相对较厚、热敏面不易损伤的激光吸收材料，对激光能量计内置温度传感器及数字处理电路进行了重新设计，满足了不同温度条件下现场能量测量的需求。

The main achievments are as follows: Through failure analysis, it has been confirmed that the wear of cold working die made of Cr12 steel was resulted from the ununiform distribution of large M〓C〓 carbides in a relatively soft matrix of Cr12 steel.

研究工作的目的是用激光处理技术（激光相变硬化、熔凝和合金化处理）提高钢铁材料的表面的硬度和耐磨性，同时，研究激光处理的组织结构与性能的关。。。

When the solid state laser is operating, the waste heat stored in the laser medium cause ununiformity of the temperature distribution in the medium, which will result in the wavefront distortion and the beam quality degradation.

固体激光器工作时，由于激光介质中沉积的废热，引起激光介质温度分布不均匀，导致激光波前热畸变，光束质量下降。

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。

Methods: 108 cases of vulval condyloma acuminatum confirmed by pathology were randomly divided into two groups with the same number in each group: ultrasound group and laser group. 54 cases in the ultrasound group were treated with focused ultrasound, other 54 cases underwent laser treatment.

经病理活检证实的外阴尖锐湿疣患者108例，随机等数量分配至超声组和激光组，利用海极星超声波妇科治疗仪进行治疗，激光组采用CO2激光治疗机进行治疗，观察两种方法治疗前后患者症状和体徵变化。

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。

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。

According to the developing tendency all over the world,the paper introduces the theory of laser forming and the and development in rapid metal tooling,forming,boring,incising,et al,points out the significance and the value of laser in the field of plastic forming .

结合国内外的发展动态，简述了激光加工原理，介绍了激光在快速制模、成形、打孔、切割及模具表面强化等方面的应用现状，并强调指出了激光在塑性加工领域中应用的重大意义和价值。

Methods: Totally 2200 patients with varicose vein received surgical treatment in our hospital from July, 2000 to January, 2006. 1802 cases were treated by endovenous laser therapy combined with transilluminated powered phlebectomy.82 cases were treated with radiofrequency endoveous occlusion combined with TIPP,218 cases treated with limited invaginated vein stripping and foam sclerotherapy.

回顾性分析2200例下肢静脉曲张外科治疗的临床资料，其中1802例患者采用激光联合透光直视旋切术，82例患者采用射频联合透光直视旋切术，218例患者采用选择性内翻式大隐静脉剥脱联合硬化剂治疗或透光直视旋切术，其余98例患者分别采用激光、高位结扎、射频处理大隐静脉主干，辅以曲张静脉团的手术切除、激光、电凝、皮下连续缝扎或硬化剂注射方法治疗。

The performance effects and jamming mechanisms of CCD, IR detector and tracking system are researched in detail when laser irradiates them. Based on the composing and working principle of CCD and IR detector, the photo-electricity characteristic of them are studied and the saturation effects of them induced by laser are also analyzed.

从CCD 及红外单元探测器的基本组成及工作原理出发，研究了二者的光电特性，分析了激光辐照CCD 及红外单元探测器件的光学饱和效应以及视场外激光对CCD 的干扰中所需要考虑的两种光学效应及干扰机理，并开展了脉冲、连续YAG 激光对KA-320 型CCD 的辐照实验。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新