查询词典 angular derivative

The influence of scattering intensity and angular distribution on scattering characteristic for different beam width is discussed by numerical simulation,and compared with those for the plane wave.

通过数值计算，讨论了散射强度及角分布在不同波束宽度情况下对其散射特性的影响，并与平面波的情况做了对比。

Both the angular distribution andtranslational energy distribution of the CO products at different rotational andvibrational states have been obtained.

得到了光解产物CO 在不同振转态的角分布和平动能分布。

In order to solve the problem that the paths of angular distribution at focus plane and beam spot at image plane can not be measured at the same time,an advanced measurement of optical transition radiation was proposed.

为了解决理论测量中，光学渡越辐射焦平面的空间角分布与像平面的束剖面光路互相影响，难以同时测量，提出了一种新型的光学渡越辐射光学特性的测量方法。

Simulation results demonstrate that our models and the corresponding algorithms are effective, the performance is improved by the polarity and the 1-order approximate model is blind to the angular distribution.

仿真结果证实了该模型和算法的有效性，表明了极化的引入对估计性能有很大提高，以及一阶近似模型对角度分布函数的盲性。

Experimental measurement of the angular distribution of hot electrons generated by ultrashort ultraintense laser interaction with solid target.

超短超强激光与固体靶相互作用中超热电子角分布的实验观测。

Using twodimension model,the radial distributions of dissociation products in coordinate and momentum space and the angular distribution are calculated and analyzed.

使用二维波包模型，计算并分析了解离产物在坐标和速度空间的径向分布以及速度角分布。

Angular distribution and energy spectrum of the high-energy particles produced during the interaction of ultra-short ultra-intense laser pulse with plasma are studied in this paper.

本论文研究了超短超强激光与等离子体相互作用中高能粒子发射的角分布和能谱。

In order to understanding the heating mechanism of UI-US laser to solid targets, the spectrum, temperature, and angular distribution of hot electrons were extensively studied too.

另外，通过对中子产额与激光功率密度的实验研究给出了中子产额随激光功率密度的指数增长规律。

The probabilities of the individual pathways of the fragments at 234 nm were calculated from the relative quantum yield and angular distribution.

结合各向异性参数和量子产率，计算了n-C7H15Br分子在234nm波长下不同解离通道的比例。

The angular distribution of scattered lights almost kept the same in all azimuth direction.

散射光能量分布沿方位角的变化不大。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。