查询词典 grating

The lasing wavelength stability of the fiber grating external cavity semiconductor lasers is focused on.

主要就可供DWDM系统选用的光源之一光纤光栅外腔半导体激光器的波长稳定性进行讨论。

When illuminated with a broadband optical source at a fixed angle of incidence,linear translation of the grating always lead to a linear shift in the wavelength of the detected signals collected at a fixed angle.

考虑国内外的研究现状和结合现有的技术，西安某所开展了变栅距光栅位移传感器的研究，在样机实验中取得了圆满成功，并开始了从原理样机走向工程样机的研究。

This invention discloses a adjustable long-cycle light fiber grating which is not sensitive to the polarization and belongs to photon technique field.

本发明公开了一种对偏振不敏感的可调长周期光纤光栅，属光子技术领域。

This invention discloses a adjustable long-cycle light fiber grating which is not sensitive to the polarization and belongs to photon technique field.

要約 本发明公开了一种对偏振不敏感的可调长周期光纤光栅，属光子技术领域。

The two kinds of PhC TWTs are the interdigital slow-wave structure and metal grating slow-wave strucutre with two-dimensional dielectric PhC, and the meander line slow-wave structure with PhC and cutoff-waveguide structures.

第四章讨论了利用缺陷模式工作的二维光子晶体栅慢波电路和光子晶体对插销带状束行波放大器，和光子晶体-截止波导曲折线慢波电路行波放大器的设计方法。

In view of the lack of effective methods for the measurement of internal force under the construction loads and the long-term monitoring in service of steel tie rods, a novel high-durable smart steel tie rod based on the fiber Bragg grating absolute measuring technology and packaged by glass fiber reinforced plastic was developed.

针对目前钢拉杆构件缺少施工荷载下的内力测试和服役期间的长期监测手段问题，采用玻璃钢封装技术研制开发出一种新型的基于光纤光栅绝对测量传感技术的高耐久性智能钢拉杆。

For temperature controlling dispersion compensator, fiber Bragg grating is dealt with by the metal-coated processing.

通过电流调谐，可以获得调谐范围在2.3nm的可调谐滤波器件，并对温度调谐器件的时间响应进行研究。

The theoretical method presented here can be employed to forecast the shift of the resonance wavelength, and to help the design and fabrication of the metal-coated LPFG.

标 签 导波与光纤光学长周期光纤光栅金属包层光纤三层介质光纤包层模 guided wave and fiber optics long-period fiber grating metal-coated fiber three-layered optical fiber cladding modes

The traditional measurement methods such as stereoscopic law, Molls stripe law, grating cubic chart law and so on need expensive equipment and well-trained special technical staff, and they have long measurement cycle and low measurement efficiency. These shortcomings make the traditional contact measurement method hinder its wide application.

传统的自由曲面主要采用接触式测量方法，如体视法、莫尔条纹法、光栅立体图法等，这些方法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接触式测量方法的发展受到了限制。

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。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了