absorption loss

A simple effective method for measurement of absorption loss and scattering loss of optical fibers

测量光纤吸收损耗和散射损耗的一种简单有效方法

Screening effect relys upon both absorption loss and reflection loss .

屏蔽效果主要是靠吸收损耗与反射损耗。

SHG for the materials with absorption loss and amplification gain

有吸收或增益情况下的二次谐波发射

Light absorption loss of optic fiber

光纤的光吸收损耗

Study on shielding functionally gradient materials with low reflection loss and high absorption loss for electromagnetic wave

低反射高吸收梯度电磁波屏蔽复合材料研究

A study on the infrared multiphonon absorption loss of multicomponent fluoride glasses

多组分氟化物玻璃光纤材料的红外吸收损耗研究

Calculating the bandwidth and absorption loss of light wave transmission in metal closed void by geometrical optics

用射线法计算柱形金属壁腔中光线传输的带宽与损耗

Calculating of Absorption Loss Due to High Harmonics of C-H Vibrations in PMMA POF

PMMA塑料光纤中C-H谐波吸收损耗的计算

The SCF absorption loss spectra , scattering loss spectra , and scattering position spectra can be measured .

利用本装置可获得单晶光纤的吸收光谱，透过率谱，散射光谱以及散射位置谱。

Mode Absorption Loss in Metal-clad Five-layer Optical Waveguides

金属包层五层介质光波导的模吸收损耗

Analysis shows that the heavily doping position can influence absorption loss , heat dissipation , extinction ratio ( ER ) and speed of the device .

详细分析了pin结的重掺杂区位置对器件的吸收损耗、散热、消光比、速度等的影响。

The electron-transfer absorption loss of POF was observably increased because of the heat chemical aging , which led to PMMA polymer oxygenation decomposing .

而热化学老化导致PMMA聚合物的氧化降解，严重增加了其在短波长的电子转移吸收损耗。

Using the differentiation method , from the mode equation of the parabolic crosssection waveguide , the expression of the mode absorption loss coefficient is derived , and its relative errors are analyzed .

用微分法由抛物界面光波导的近似模方程导出模吸收损耗系数的表达式，并结合计算实例进行了误差分析。

Because the bridge and flocculation of the large molecules of HPAM in micelle and oil sand , the absorption loss of oleic acid and sodium oleate will increase further .

HPAM大分子在胶束和油砂粒子表面上的架桥絮凝作用，使油酸－油酸钠的吸附损失量进一步增大。

The paper aims at systematically studying the influence of laser-induced plasma on absorption loss of laser energy and the influence of assist-gas pressure on the plasma control in high power CO 2 laser welding .

研究高功率密度CO2激光焊接过程中光致等离子体对入射激光的吸收以及侧吹辅助气体对等离子体控制的影响。

Si / SiO_2 periodic multi-layer film is a kind of dielectric frequency selective surface ( DFSS ), which has lower absorption loss than metallic frequency selective surface ( MFSS ) .

Si/SiO2周期性多层膜是一种电介质型频率选择表面，它与金属型频率选择表面相比具有较小的吸收损耗。

The effect of the metal clad layer on the optical characteristics in the MOS-type wave-guide is analyzed , and the approximate expressions are given for calculating the propagationconstant and absorption loss coefficient of TE mode .

本文分析了MOS型波导中金属包层对波导光学特性的影响，给出了TE模传播常数和吸收损耗系数的近似计算公式。

This article describes the mechanism of electromagnetic waves propagation in the thermosphere , the critical frequency and peak height of each layer will be predicted . Ionospheric absorption loss characteristics and ionospheric echoes of high frequency surface wave radar will be discussed .

本文介绍了电磁波的电离层传播机理，预测了电离层每一层穿透频率特性和峰值高度特性，分析了电离层吸收损耗特性。

Political Resources of Ethnic Minorities : Their Absorption and Loss

少数民族政治资源的提取和流失

The problems such as the low desulfurization efficiency , liquid carry - over and absorption agent loss in ammonia unit are introduced in this paper .

介绍了酸性水汽提装置氨精制系统存在的脱硫塔效率低、胺气带液、活性炭吸附剂流失进入胺气等问题，严重影响了生产。

On the other hand , these foam mechanism chemical equations still exist the following problems : without considering the wash oil function of surfactant and the problems of absorption and loss during displacement ;

另一方面，这些泡沫机理物化方程还存在以下问题：没有考虑表面活性剂的洗油作用及驱替过程中的吸附、损耗问题；

A Study of Wave Absorption and Energy Loss of Carbon Fiber Concrete

碳纤维混凝土吸波耗能研究

Study on Nitrogen Absorption and Volatilization Loss Characteristic of Cotton in Xinjiang

新疆棉花植株氮素挥发损失及氮素吸收利用特征研究

Absorption wavenumber and loss of streching vibration and bending vibration of different quantum number were obtained .

得到不同量子数的伸缩振动和弯曲振动的吸收波数和损耗。

Root resorption is defined as an absorption leading to loss of cementum or dentine pathological or physiological process , with the result as shorter root and blunting root apical .

牙根吸收被定义为导致牙骨质或牙本质丧失的病理或生理过程，为一种进行性吸收，其结果是牙根变短、根尖变钝。

The request of the design of the film is put forward that : the low absorption and scatting loss , the high laser damage threshold , and the request for the reflectivity of the high-reflectivity film system and half-reflectivity outputting film .

提出了薄膜的设计要求：吸收、散射损耗小，激光损伤阈值高，以及高反射膜和输出半反射膜的反射率要求。

It is worthy pointing out that PEI / BD / CE resins possess lower water absorption and dielectric loss than BD / CE resin , and PEI / BD / CE resins after stayed in boiling water for 100 h still maintain good dielectric properties .

值得注意的是，PEI/BD/CE树脂较BD/CE树脂具有更低的吸水率及介电损耗，且水煮100h后的PEI/BD/CE树脂仍保持较好的介电性能。

The microwave absorber has a property of absorption by the electrical loss mechanism .

作为微波吸收剂，表现出电损耗的吸波性能。

The important parameters for the wave absorption effects are electromagnetic loss factor , complex dielectric constant , complex magnetic conductivity .

评价吸波效能的主要参数是损耗因子、复介电常数、复磁导率。

The change of loss is due to the impurities ' absorption and the microbending loss .

损耗的变化主要是由于杂质的吸收和微弯损耗。