查询词典 continuous wave

A simultaneous dual-wavelength continuous wave, quasi-cw or linearly polarized wave diode-end-pumped Nd:YAG laser operating at 1319nm and 1338nm is demonstrated. To the best of our knowledge, our experimental results achieve the highest level in the domestic domain. The simultaneous dual-wavelength laser provides an experimental basis for generating highly coherent THz wave radiation of 3.23THz by nonlinear optical difference frequency method.2. A diode-end-pumped Nd:YAG crystal, type-I critical phase matching LBO crystal intra-cavity frequency doubled, simultaneous multi-wavelength red laser at 659.5nm, 664nm and 669nm is firstly realized.

本论文主要围绕用于差频产生THz辐射源的多波长激光器及THz光子晶体的带隙特性分析而展开，论文的主要内容包括：一、从LD端面泵浦固体激光器的激光阈值公式出发，理论计算了腔镜对于两个波长的透过率关系，实现了LD端面泵浦Nd：YAG 1319nm/1338nm双波长激光连续、准连续及线偏振稳定输出。

3Operation Method: A group of electric acupuncture treatment of density-wave; B group continuous-wave electric needle therapy, once daily treatment, 10 times for one course of treatment, a total of two treatment.

操作方法：A组采用电针疏密波治疗；B组采用电针连续波治疗。2组均每日治疗一次，10次为一疗程，疗程间休息3天，持续治疗2个疗程。

Based on Kogelnik's one-dimensional coupled-wave theory and dispersed Fourier transform, the diffractive characteristic of two pieces of volume phase gratings, which are cascaded and having orthogonal grating vectors for the continuous-wave laser beam, is analyzed.

利用Kogelnik一维耦合波理论，以及离散傅里叶变换，分析光栅矢量相互正交，且串联级联放置的两透射型体相位光栅对空域任意分布的连续激光光束的衍射特性；讨论其对入射光束的空间低通滤波性能，并具体模拟其对畸变高斯光束空间低通滤波的效果。

Continuous wave and quasi continuous wave Tm: Ho: GdVO4 solid laser at 2.049 μm using laser-diode double-end pumping is reported.

报道了激光二极管双端面抽运Tm： Ho： GdVO4固体激光器，在2.049 μm处获得连续和准连续激光输出。

Then we obtain the astigmatically compensated angle and the best mode-matching conditions. After that, the characteristics of continuous-wave tunable Cr~(4+):YAG laser have been studied in experiments and more than 580mw continuous-wave power is obtained.

利用克尔介质的非线性ABCD传输矩阵公式，分析克尔透镜锁模灵敏度δ在KLM激光器中的重要作用及其与谐振腔参数之间的关系，并结合我们实验中所用的四镜像散补偿腔，得到了有利于锁模产生的参数范围。

Through air-borne sound is a continuous wave, wave sounds.

详细说明：声音是通过空气传播的一种连续的波，叫声波。

Firstly, we simulate the signal received by OTHR in each antenna according to the real working condition, and save the signal datum in file. Secondly, we develop the signal processing program and the visual users interface. Thirdly, we utilize the simulation system to analyze Linear Frequency Modulated Continuous Wave OTHR system and Binary Phase-coded Continuous Wave OTHR system. Finally we compare the performance in suppression of interference of these two kinds of OTHR system.We achieve two aims in this simulation system.

本文首先根据OTHR的工作环境模拟OTHR各个阵元接收的回波信号，并将其保存为数据文件；然后根据OTHR的系统结构，编写信号处理程序，并给出可视化用户界面；最后利用OTHR仿真系统，对二相编码连续波和线性调频连续波这两种发射波形的OTHR作抗干扰性能分析。

Two recent experimental breakthroughs in the field of atomic physics are reported:the realization of a well-collimated,widely tunable,quasi-continuous wave atom laser,and the generation of matter waves via coherent multi-wave mixing.

邓鲁摘要：介绍了当前原子物理实验研究的两项最新突破：准连续全方位可调谐原子激射器以及世界第一个非线性原子光学实验。

ABSTRACT Titanium-doped sapphire laser is a new type of tunable solid-state laser and can be used for many areas. In this dissertation, after discussing the development and application of Ti: sapphire lasers in detail, we have made theoretical and experimental studies of continuous wave , quasi-continuous wave and selfmode-locking Ti: sapphire lasers.

掺钛蓝宝石激光器是一种用途广泛的新型可调谐固体激光器，本文在详细论述其发展状况和应用前景之后，对连续、准连续及自锁模运转掺钛蓝宝石激光器。。。

Side pumped continuous wave and quasi-continuous Nd: YAG laser. The threshold and output power formula of side pumped CW Nd: YAG lasers have been derived out from the four lever rate-equations.

侧面泵浦的连续和准连续Nd：YAG激光器从泵浦光与振荡光空间分布相关的四能级速率方程出发，推导出连续运转的激光输出特性。

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