查询词典 preferential absorption

Ground state absorption, excitation state absorption and energy transfer were used in discusing the up-conversion mechanism of the glasses were proposed.

讨论稀土离子的基态吸收、激发态吸收以及稀土离子之间能量传递的关系，建立了相关的上转换机制模型。

In lidar system basing on the brim detecting technology, it is crucial to determine the absorption spectral profiles of molecule absorption cell filter and the center frequency of emission laser signal in design of lidar system.

基于边缘探测技术的激光雷达系统中，确定分子吸收池滤波器的吸收光谱谱线，以及确定发射激光信号的中心频率，是实现激光雷达系统设计的核心问题。

The saturable absorption and bistability are observed and based on this phenomenon, a new mode-locking scheme of modulating the saturable absorption section with RF signal forward and reverse biased respectively is proposed.

观察到了饱和吸收以及双稳现象，并据此提出了利用正/反向调制饱和吸收区的方法实现光纤光栅外腔激光器锁模调制的新机制。

The microwave absorption and IR absorption of the samples were measured by vector network analyzer and Fourier .

对其形貌、微结构以及电导率分别用X射线衍射仪、透射电镜和四探针法进行了表征，用矢量网络分析仪和傅立叶红外谱仪测试分析了样品的微波、红外吸收特性。

The reason is that in such circumstances would produce large amounts of metal particles, colleagues gathered short period of time can not be all of the heat absorption and conduction, and we take FILE or a small saw blade friction and copper alloy materials, they will not produce sparks phenomenon, because when heat absorption and conduction can be timely.

原因在于在这种情况下会产生大量的金属颗粒，同事短时间聚集的热量不能被全部吸收和传导，而我们拿锉刀或小锯条摩擦铜合金材质时，就不会产生火花现象，因为这时产生的热量能被及时的吸收和传导。

Results showed that TPSⅠ and TPSⅡ could dissolve in water and not in organic solvents of high concentration, and they had capacities of oil absorption, frothing and froth maintenance as well as capacities of moisture absorption and retention in humid and dry environment.

结果表明它们能溶于水，不能溶于高浓度的有机溶剂，随着纯度的提高，溶解性能降低；它们还具有吸油性、起泡性和泡持性，在湿润和干燥的环境中具有吸湿和保湿性能，纯度的提高增强了茶多糖的表观粘度，TPSⅡ的粘度是TPSⅠ的4倍。

A numerical study of the heat and mass transfer process of the solution absorption and the moving out of absorption heat through heat pipe in heat pipe-type falling film absorber are presented.

对第二类吸收热泵热管式降膜吸收器溶液降膜吸收传热传质并通过热管移出吸收热的过程进行了数值研究。

When unit weight, ply is identical, function of hempen fibrous sound absorption should compare abb and difference of function of cotton fibrous sound absorption.

当容重、厚度相同时，大麻纤维的吸声性能要比羊毛和棉纤维的吸声性能差。

Fiber layer ply increases, resonance absorbs frequency to increase to unit weight of; of shift of low frequency direction, sound power absorption coefficient increases in the begining more apparent, subsequently rate of hole of; of amplitude hasten delay increases, hempen fiber sound power absorption coefficient increases gradually.

纤维层厚度增加，共振吸收频率向低频方向移动；容重增加，吸声系数开始时增加比较明显，随后增幅趋缓；孔隙率增加，大麻纤维吸声系数逐渐增大。

The results showed:(1) the activity concentration of 95Zr in water reduced quickly for subsidence, soil absorption, crucian intake, hornwort's absorption and adsorption.

结果表明：当952：经模拟降雨引入系统后，小麦不仅从根系而且还从茎叶吸收错，952：在小麦中的比活度，以茎叶和颖壳中最高，根部次之，籽粒中最低，仅稍高于本底水平。

In the chapter 2, the theoretic knowledge about the photosensitive resin and the grinding tools was firstly introduced.

第二章阐述了光固化树脂结合剂磨具的相关理论研究。

Do not use the program's indenting or margin-setting features; these will be added during typesetting.

不要使用缩排，页面边缘设置之类的选项，偶看不大懂。