查询词典 triple beam balance

Third harmonic conversion of aberrated laser beam. Chin. J.

位相扰动对三次谐波转换的影响。

Effect ofthe Spher ically Aberrated Lens on Beam Quality.

球差透镜对高斯光束质量的影响。

Statistical optical method applied to second harmonic generation of phase aberrated beam.

高艳霞，范滇元。用统计光学方法分析位相畸变光束的倍频转换。

From the comparison,itcan be concluded that when passing through a same aberrated optical system,therelative intensity degradation for a Gaussian beam is less than that of an uniformbeam.

经过对比，可以得到这样一个重要的结论，即相对于均匀光束来说，同一像差光学系统对高斯光束的光强影响要小一些。

In this dissertation, based on the beam propagation equation in the free-space, the hyperbolic-fit mothed is used to calculate the M2- factor of Gaussian beams passing through a spherically aberrated lens for the first time.

本论文根据自由空间中光束的传输方程，利用多点拟合的方法，通过数值计算，首次研究了激光束通过球差透镜后的M~2因子随球差的变化规律，并用M~2因子、桶中功率和K参数作为光束质量评价参数，讨论了透镜的像差、遮拦比等对激光光束质量的影响。

The second-harmonic generation theory of phase aberrated laser beam in uniaxial crystals is discussed, in cluding the effects of diffraction and transverse walkoff.

理论上研究了单轴晶体Ⅰ类匹配时相位畸变光束二次谐波的转换，其中考虑了衍射、离散效应，给出了相位畸变小信号解。

Beam quality of Gaussian beams passing through a spherically aberrated annular lens

性质：反应器各种状态参数随空间位置连续变化的数学模型。

ZEBASE includes samples of singlets, doublets, achromats, triplets, eyepieces, magnifiers, afocal systems, beam expanders, air spaced triplets, inverse telephotos, retrofocus, wide angles, telephotos, Petzval lenses, microscope objectives, double Gauss lenses, endoscopes, periscopes, riflescopes, mirror telescopes, scanning lenses, projection lenses, zoom lenses, and more.

ZEBASE包含简单的单透镜、双透镜、复消色差透镜、库克透镜、目镜、放大镜、和无焦系统、光束放大器、AIR SPACED的库克透镜、远心系统、广角镜头、Petzval透镜、显微镜物镜、双高斯镜头、内窥镜、展望镜头、机枪瞄准镜、发射式望远镜、扫描镜头、投影镜头、变焦镜头等等。

If two actuators are chosen, they should be located at both end of the beam to have the best control effects.

如果两个驱动器的选择的，他们应设在两端的梁有最好的控制影响。

According to that the middle long range develops a plan, will establish the heavy ion nuclear physics step by step rolling a cluster into a ball with hadron physics , atom and molecule physics , ion irradiation living things material, and the advanced ion accelerator wait for the distinct five characteristic countries laboratory (including that the ion beam administering cancer), resisting an irradiation with high-power electron accelerator; Be that China participates in the international antiproton and the ion studies the device Big Science project scientific and technological cooperation coordination unit; The significant country "the 9th Five-Year Plan" science project "Lanzhou heavy ion cooling being completed soon stores up the ring" general

按照中长期发展规划，将逐步建成重离子核物理与强子物理、原子与分子团簇物理、离子辐照生物、抗辐照材料、以及先进的离子加速器与大功率电子加速器等五个特色鲜明的国家实验室；是中国参与国际反质子与离子研究装置大科学工程科技合作的协调单位；即将竣工的国家&九五&重大科学工程&兰州重离子冷却储存环&将作为国家重要的公共研究平台对国内外开放。

Liapunov—Schmidt method is one of the most important method in the bifurcation theory.

Liapunov—Schmidt方法是分叉理论的最重要方法之一。

Be courteous -- even when people are most discourteous to you .

要有礼貌──即使当別人对你最不礼貌的时候。