光栅

The traditional measure methods such as stereoscopic law, Molls stripe law, grating cubic chart law etc. need expensive equipment and well-trained special technical staff, and long measuring cycle, low measuring efficiency, these shortcomings make the traditional contact-type measurement method hinder the wide application that is measured.

传统的测量方法如体视法、莫尔条纹法、光栅立体图法等需要昂贵的仪器设备和训练有素的专门技术人员，而且测量周期长、效率低，这些缺点使得传统的测量方法阻碍了自由曲面测量的广泛应用。

The advantages of this invention are the following: backmixing non-conjugated grating pair Martinez impulse stretcher and compressor are applied in the multiple-pass enlarger with material of low dispersion and can effectively compensate the material dispersion in the enlarger and reduces the deformation of femtosecond impulse.

本项发明的优点在于，逆向混合非共轭光栅对马丁内兹型脉冲展宽器-压缩器适用于具有较低材料色散的多通放大器，可有效地补偿放大器中的材料色散，减少飞秒脉冲的畸变。

The continuously varying of the refractive index is considered, and according to the property of holographic material, the small wavenumber approximation is utilized and the periodicity of the grating is used.

在矩阵建立过程中考虑了介质折射率是连续变化的，并且根据全息介质的特性采用小波数近似，同时充分利用了光栅结构的周期性特点。

Cross-stitch is a popular form of counted-thread embroidery in which X-shaped stitc he s in a tiled, raster-like pattern are used to form a picture.

十字绣是一种计算线程刺绣，其中X型的瓷砖，类似模式光栅用来形成图片针流行形式。

Cross-stitch is a popular form of counted-thread embroider y in which X-shaped stitches in a tiled, raster-like pattern are used to form a picture.

十字绣是一种计算线程刺绣，其中X型的瓷砖，类似模式光栅用来形成图片针流行形式。

In this approach, the optical Mach-Zehnder intensity modulator is biased to suppress the odd-order optical sidebands, the fiber laser operates in the second-order rational harmonic mode, and a fiber Bragg grating notch filter is used to block the optical carrier.

这种方法的原理是：调节强度调制器的偏置使其抑制奇数阶谐波的产生，同时使激光器工作在二阶有理数锁模状态，最后用一个光纤光栅消除载波。

A new structure for designing beam splitters with the compound modulated grating.

一种新型的光束分束结构——复合调制型光栅。

The influences of grating parameters and velocity and displacement of initial input pulse solitons on time delay are further discussed.

讨论了光栅参数和脉冲初始参数对速度、位移和时延的影响。

Temperature measuring is one of the most important applications of FBG sensors.

对温度的测量是光纤Bragg光栅传感器的重要应用之一。

We analyze the principle of guided-mode resonances thoroughly, and we find the reason of occurance of guided-mode resonances.

我们又深入分析了光栅导模共振异常产生的机制，发现了导模共振异常发生的原因。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。