high power nd: yag laser with variable pulse widths

application of contact nd ∶ yag laser in resection of brain tumors

接触式Nd∶YAG激光在颅内肿瘤手术中的应用

measurement of the output power and efficiency of yag laser contact mode operation scalpel

YAG接触式光刀输出功率和效率的测量

yag laser treatment in anterior segment disease of the eye

国产JYZ-1型YAG激光机治疗眼前节疾病疗效分析

the application of nd: yag laser to mouth cavity disease therapy

Nd：YAG激光器在口腔治疗中的应用

study on a type of yag laser mask marking instrument

一种YAG掩模式激光刻印机的研制

clinical study on cancer of body surface treated by yag laser irradiation at constant temperature

YAG激光恒温直射体表肿瘤的临床研究

study on quenching of engine cylinder block by yag laser

YAG激光用于发动机缸体淬火技术研究

investigation on improving the welding quality of an nd: yag laser manufacture system

提高Nd：YAG固体激光加工系统焊接质量

objective: to compare the effects to cornea of er: yag laser emulsification and phacoemulsification for cataract surgery.

目的：比较激光乳化白内障摘除术与超声乳化白内障摘除术对角膜内皮形态、密度及角膜厚度的影响。

application of yag laser microbeam irradiation in marine organism

激光微束照射在海洋生物中的应用

actuaries, the backroom boys of finance, may yet find themselves at the heart of political debate.

所以即使以前在金融界里不抛头露面的精算师，也会发现自己已经处于政治辩论的风口浪尖。

the method of designing the programmable cut-off frequency low pass filter is also shown. under the control of a computer, its cut-off frequency may vary with the input signal frequency.

介绍了一种程控低通滤波器的实现方法，其截止频率可随输入信号频率的变化由计算机控制。

method using the cut-off frequency of the filter detection signal processing, analysis of different degree of injury and the relationship between ultrasonic guided wave signal.

采用截止频率法对检测信号进行了滤波处理，分析了不同损伤程度与超声导波信号的关系。

then, a low-pass filter is designed in the dct transform domain. high frequency noise is eliminated through the dynamical cut-off frequency of filter.

然后在DCT变换域内设计一个低通滤波器，通过动态设计滤波器的截止频率消除高频噪声。

research on the output circuit of klystron with cut-off waveguide filter

速调管截止波导滤波器型输出回路研究

some technical problems on the near ir cut-off filter glass

近红外截止型有色光学玻璃的若干工艺问题

analyzing and recomposing the fuzzy logical model and the cohort model

模糊逻辑模型与交股模型的解析与重组

comparing and analysis of new and old regulations on debt recomposing

关于债务重组新旧规定的比较分析

problems of assets recomposing in enterprises and the countermeasures

企业资产重组中存在的问题及对策

a study on the prerequisite factors for recomposing the pattern of intimate neighborhood

重构亲密邻里模式的先决因素研究