1) g-ray spectrum
g射线谱
2) g-ray
g射线
1.
Methods: The whole thorax of specific-pathogen-free 129 mice were irradiated with different dose of 60Co g-ray, the pathologic changes of lung were investigated by using optic microscope and image analysis.
方法:用不同剂量60Cog射线进行小鼠全胸照射,采用光镜组织病理学检查及图像分析仪形态定量分析肺组织病变。
3) curve of XRD
衍射谱线
1.
The results showed that marked changes took place on the curve of XRD after Fe50B50 and Fe60B40 were milled.
用QM—4H行星式球磨机机械合金化Fe—B二元粉末,研究了机械合金化过程中粉末结构的变化,结果表明,Fe_(50)和Fe_(60)B_(40)经机械球磨后,其X射线衍射谱线发生显著变化。
4) X-ray spectrum
X射线谱
1.
This paper mostly discusses a kind of new type electric refrigeration semiconductor detector that measures X-ray, and its application in X-ray spectrum analysis.
介绍了一种测量X射线的Si-PIN电制冷半导体探测器,以及它在X射线谱分析中的应用。
2.
We investigate the X-ray spectrum of two-temperature accretion disk and consider the effects of thermal electron and positron pair production upon the structure and spectrum of accretion disk.
这种盘的光子辐射谱是幂律的与一些天体 X射线谱的观测相似。
3.
The resulti show that, for stronger X-ray spectrum (15 keV Planck spectrum), Compton scattercan cause the depositional energy and the peak pressur of X-ray shock wave to decrease, in LY-12 aluminium, the disagreement aE(x) /E(x) range from 9 % to 22 %, △Pm(x) /Pm(x) is about 12 %.
计算结果表明,对较硬的X射线谱(15heVPlanck谱),康普顿散射造成能量沉积与热击波峰压明显下降,在LY-12铝中,能量沉积的相对差△E(X)/E(X)可达9%~22%,热击波峰压的相对差△Pm(X)/Pm(X)约为12%。
5) spectral ray
波谱射线
1.
The effective near fields, which are introduced to replace the actual near fields in the traditional Plane wave spectrum-surface integration echnique,are calculated efficiently by extracting effective spectral rays only This method is validated by computing far fields of radom.
根据天线远区场对口径波谱的局部依赖特性,引入有效近场的概念,提出一种面向远场计算的波谱射线方法。
6) X-rayspectrum
X-射线谱
补充资料:X射线谱分析
分子式:
分子量:
CAS号:
性质:根据物质所辐射的X射线光谱以决定它的化学组分的分析方法。将被测物质放在X射线管的阳极上,使发生X射线谱,并测定谱线的波长和强度。这种方法称初级发射X射线谱分析(primary emission X-ray analysis)。或将被测物质放在X射线管内或管外附近,用X射线照射而使受到激发产生荧光X射线谱,再测定谱线的波长和强度。这种方法称荧光X射线谱分析(X-ray fluorescence analysis)。在 一般情况下,比化学分析简单、迅速、方便,并可作定性或定量分析。用于分析元素、钢铁、合金、矿物、石油产品中的硫、液体烃中的溴等。
分子量:
CAS号:
性质:根据物质所辐射的X射线光谱以决定它的化学组分的分析方法。将被测物质放在X射线管的阳极上,使发生X射线谱,并测定谱线的波长和强度。这种方法称初级发射X射线谱分析(primary emission X-ray analysis)。或将被测物质放在X射线管内或管外附近,用X射线照射而使受到激发产生荧光X射线谱,再测定谱线的波长和强度。这种方法称荧光X射线谱分析(X-ray fluorescence analysis)。在 一般情况下,比化学分析简单、迅速、方便,并可作定性或定量分析。用于分析元素、钢铁、合金、矿物、石油产品中的硫、液体烃中的溴等。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条