This light is passed through a prism, which breaks it up into a spectrum, and a unique pattern, kind of like a chemical fingerprint of spectral lines for that element appears.
铁块会一直加热，直到到达某一燃点，便会辐射出光来；而当它的光线穿过一块棱柱时，棱柱就会分割光线，形成光谱。
Each pattern stands for a distinct chemical element, and so different sets or patterns of spectral lines mean that the star has a different chemical composition.
每一种样式代表一种不同的化学元素，所以光谱线的不同集合或模式意味着这颗恒星有不同的化学成分。
Finally the feasibility of spectral element methods for Computational Aeroacoustics is verified.
最终证明了谱元方法求解计算气动声学问题的可行性。
An element with mixture structure of waveguides and planar dielectric layers is analyzed using spectral domain approach and eigenfunction technique.
本文用谱域法结合本征函数技术分析了波导平面混合结构天线单元。
By reflection matrix the mapping relation of element function pair and spectral vector pair can be established.
元函数对与谱向量对通过反射阵建立映射关系。
A class of hybrid basis are designed for Legengre spectral element method and it's linear independence is proved.
针对勒让德谱元方法，构造了一类混合局部基函数，并证明了其线性无关特点。
Based on wavelet spectral method and boundary element method, a boundary wavelet spectral element method was proposed in this study.
将子波谱法和边界元法结合，提出了边界子波谱元方法。
Kind of like a chemical finger print of spectral lines for that element appears.
一个化学元素的样式就被光谱线显现出来了。
The computation of natural convection in the annulus between horizontal concentric cylinders using spectral element method in polar coordinates is presented in this paper.
提出了将谱元方法应用到极坐标系下，利用极坐标系下的谱元方法求解环形空间内自然对流问题。
A new spectral stochastic finite element method to solve mechanical problems involving material variability and random load is proposed.
提出了一种新的谱随机有限元分析方法——递推求解方法。
The structure identification and the element content analysis were investigated with scanning electron microscope, plasma spectral analysis, TG analysis, 13c NMR and FTIR spectral analysis.
本文通过扫描电镜、等离子体光谱分析、热重分析、13c核磁共振波谱分析、傅立叶红外变换光谱分析，对它进行物质结构的鉴定和元素含量分析。
A new type of spectral element was proposed to solve the problems of three-dimensional multi-layered system subjected to an impulsive load.
提出一类用于三维层状体系的谱单元，使其解决三维层状体系受冲击荷载的动力问题。
In frequency domain, each layer in structure was simulated as two-noded or one-noded spectral element.
结构中的每一层在频域内被模拟为两节点谱单元或单节点谱单元。
The formulas of the spectral element method in polar coordinate are induced and described in detail. Spectral element method is a high-order weighted residual technique.
详细推导了在极坐标系下的谱元方法的具体计算公式，求解了极坐标系下的简单椭圆型二阶偏微分方程；
The formulas of the spectral element method in polar coordinate are induced and described in detail. Spectral element method is a high-order weighted residual technique.
详细推导了在极坐标系下的谱元方法的具体计算公式，求解了极坐标系下的简单椭圆型二阶偏微分方程；
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