光束

Instead, if the illuminated specimen is specular, or mirror-like, the coherent addition of the collected beams generates a pattern of fringes by constructive and destructive interference.

登录后回答可以获得经验值奖励，并可以查看和管理所有的回答。登录|相反，如果照明标本镜面，或如镜，收集的相干光束产生除了建设性的和条纹图案破坏性的干扰。

A numerical simulation to the whole motion differential equation is finished, and a continuous angular displacement curve of micro reflectmirror is obtained.

通过对该模型的完整机电动力学微分方程数值求解所作的运动仿真，得到了微镜基板的连续角位移曲线，表明该装置具有良好的光束稳定特性

According to the requirement of beam smoothing in laser systems,the continuous phase plate with Gaussian distribution is designed.

针对激光系统对光束匀滑的需求，设计了高斯型连续相位板，并对其远场特性进行了研究。

A novel on-line measurement method for continuous wave high energy laser beam is presented.

摘 要：提出了一种大面积连续波高能激光光束参数的在线测量方法——环形光刀扫描测量法。

In the design,the optimum radius of the rear convex mirror was presented which could efficiently compensate the effect of thermal lens,and the resonator would become a equivalent stable resonant operation dynamically. A slope efficiency of 13% and beam divergence of 1.3 mrad were achieved.

选择的凸面全反镜的最佳曲率半径有效地补偿了增益介质热透镜效应，激光器实现了动态稳腔运转，激光脉冲能量输出斜度效率大于13%，光束发散角优于1.3 mrad。

In order to improve the beam properties of fiber lasers,the fiber-end surface is processed similar to a convex spherical surface.

为了改善光纤激光器的输出光束特性，将光纤端面加工处理成近似凸球面。

Those who utilized its potential for motion have themselves passed on, from corporeality into the play of light that flickers along the interior walls of the train car.

曾经乘坐过这辆火车的人也许已经不在了，成为了投影光束中的点点斑驳。

On the basis of Kolmogorov theory,the physical meaning of beam correlation function on receiving plane is extended.

在科尔莫戈罗夫理论的基础上，推广了光束在接收面上相关函数的物理含义。

These all will produce some other effects that would strongly affect the transmission of laser signals,especially attenuation,coruscation and dithering of beam.

上述一系列效应对激光信号的传输产生巨大的影响、其中最为重要的影响效应有衰减、光束闪烁及抖动效应。

Around the dark core of an optical vortex, the energy flow carried by the light beam is like a spiral staircase, flowing in a clockwise or counterclockwise direction.

绕着光涡旋的黑暗中心，光束携带的能量流就像螺旋梯，沿着顺时针或者逆时针方向流动。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。