查询词典 reflection grating

In this thesis, several fiber grating-based photonics devices for optical communications and sensing applications have been investigated theoretically and experimentally.

本论文就光纤光栅在光纤通信器件及光纤传感领域的几个应用作了较深入的理论和实验研究。

The digital visible spectrum of alloy was studied with grating spectroscope and prism spectroscope based on the computer system.

使用光栅看谱镜和棱镜看谱镜对合金中铌元素可见光谱进行看谱分析研究，摄制了彩色图谱。

Characteristic of visible light spectrum was studied on nickel in ferroalloy with grating spectroscope and prism spectroscope.

使用光栅看谱镜和棱镜看谱镜研究了铁基合金中Ni元素看谱分析用可见光谱，计算机模拟了Fe和Ni元素的可见光谱图，摄制了数字化彩色图谱。

Characteristic of visible light spectrum was studied on nickel in ferroalloy with grating spectro- scope and prism spectroscope .

使用光栅看谱镜和棱镜看谱镜研究了铁基合金中Ni元素看谱分析用可见光谱，计算机模拟了Fe和Ni元素的可见光谱图，摄制了数字化彩色图谱。

The visible spectrum of Mg-based alloy was studied with grating spectroscope and prism spectroscope based on simulated spectrum.

在计算机模拟基础上使用光栅看谱镜和棱镜看谱镜对镁合金基体及成分元素的可见光谱进行了分析，摄制了彩色图谱，研究了镁合金看谱分析方法。

Characteristic of visible light spectrum was studied on titanium in ferroalloy by digital analysis system with grating spectroscope and prism spectroscope .

使用看谱镜计算机自动分析系统研究了铁基合金中钛元素看谱分析用可见光谱，模拟了Fe和Ti元素的可见光谱图，制作了数字化彩色图谱。

Characteristic of visible light spectrum was studied on cobalt in ferroalloy by digital analysis system with grating spectroscope and prism spectroscope.

使用看谱镜计算机自动分析系统研究铁基合金中钴元素看谱分析用可见光谱，模拟Fe和Co元素的可见光谱图，摄制数字化彩色图谱。

The characteristics of visible light spectrum used for spectroscopic analysis of vanadium in Ti-based alloy were investigated with grating spectroscope and prism spectroscope.

使用光栅看谱镜和棱镜看谱镜研究了钛合金中V元素看谱分析用可见光谱线特征，计算机模拟了V和Ti元素的可见光谱图，摄制了彩色图谱。

The spectroscopic analysis carried on Ni-based alloy visible spectrum with grating spectroscope and prism spectroscope and color spectrum had been taken, characteristic of visible spectrum was studied in Ni-based alloy.

摘要使用光栅看谱镜和棱镜看谱镜对镍基合金可见光谱进行看谱分析，摄制彩色图谱，研究基体元素镍和各成分元素的可见光谱特征。

248Nm zero-order nulled chirped silica phase masks are fabricated by insertion a cylindrical lens to 325nm He-Cd laser holographic system to form the chirped grating patterns on photoresist and then transfer the patterns to silica substrates by reactive ion etching.

采用在325nm He-Cd激光双光路全息干涉系统的一臂上插入柱面镜的方法和反应离子刻蚀技术研制了周期渐变的零级抑制石英相位掩模版，并用该掩模版在B/Ge双掺光纤上研制出中心波长1551nm，带宽11.4nm，反射率约60％的宽带Chirp光纤光栅。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。