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- enhanced spectral line 增强光谱线
- A false spectral line caused by imperfections in the diffraction grating. 鬼线衍射光栅中的不完整衍射引起一条虚幻的鬼线
- A spectral line is emitted when an atom proceeds from an excited state to a lower state. 当原子从一个受激态进入另一个较低的状态时，就发射一条谱线。
- More than 57 spectral lines have a power above 0.5 W at a single line. 单支输出功率在500mW以上的有57支谱线.
- Nevertheless, there is misapplication about understanding spectral line parallelism and spectral vector parallelism. 然而，在实际认识中，存在着光谱谱线平行和光谱向量平行混淆的误区。
- Normally, the measured spectral line for the superheated iron atoms would show up as a symmetrical peak. 通常，所测得的超高温铁原子光谱线会显示出一个均匀的尖顶。
- Cesium-133 atoms emit a thin microwave spectral line when its 55th electron jumps back from an excited state orbital to its ground state (transition). 铯133原子发射一个细的微波谱线当它的第55个电子从受激态轨道跳回基态时（跃迁）。
- A high-resolution, multi-line spectroscopic diagnostic system was used to detect two spectral line intensities in plasma jet simultaneously. 摘要采用一套高精度多谱线的等离子光谱诊断系统来同时探测等离子体射流中两条谱线的强度。
- The experimental results show that the blackness of the spectral line is linear to the logarithm of the sample accumulating time. 实验结果表明:谱线黑度值与试样积累时间的对数值之间具有较好的线性关系。
- After a little argon was mixed, the breakdown voltage of discharge obviously decreased.The spectral line intensities of nitrogen molecules and nitrogen atoms increased. 在大气中加入少量氩气后，击穿电压明显降低，在相同电压条件下，氮分子光谱线和氮原子光谱线强度都增强。
- The investigations have been made on sample preparation,apparatus parameter optimazation, spectral line selections,the interference of major element and the effect of acidity. 试验研究了试样的制备方法，优化了仪器多数。进行了谱线选择，基体元素干扰，酸度影响等试验。
- Using Fourier self-deconvolution(FSD) to enhance spectral resolution of AOTF atomic emission spectrometer is described . 本文报道了利用傅里叶自去卷积(FSD)来提高AOTF原子发射光谱仪的光谱分辨率。
- It is affirmed that the absorption edge below 4. 0 eV is attributable to indirect transition,the significant discussion of three straight-line parts of spectral line are obtained by studing the curve of LiNbO3. The energy gap E, is 3. 38eV. 通过对晶体a~(1/2)-hv曲线的研究;肯定了40.;eV以下吸收边的间接跃迁性质;并讨论了三段直线的意义。 确定了禁带宽度E_f的值为3
- The applied software programed by us can realize wavelength calibration,spectral line identification and give out automaticly the results of qualitative and semidefinite quantity analysis. 自编软件完成波长校正和谱线查找后，自动报出定性和半定量分析结果。
- In 1896 Seeman observed that application of an external magnetic field caused a splitting of atomic spectral lines. 1896年西曼观察到应用外磁场时，使原子光谱线分裂。
- Cygnus X-1 must have a mass of about 7 solar masses or else it would not exert enough gravitational pull to cause the wobble in the spectral lines of HDE 226868. 天鹅座X则必须有7个太阳大小的质量，否则它将不会有足够的引力来引起HDE226868谱线的来回波动。
- Spectroscopic observations show that the spectral lines of HDE 226868 shift back and forth with a period of 5. 6 days. 分光镜的观测表明HDE226868谱线的来回波动有5.;6天的周期。
- The beginning of atomic physics is marked by the discovery and scrutinious study of spectral lines. 谱线的发现和深入研究标志着原子物理学的开端。
- Such wobbling betrays itself as tiny Doppler shifts in the spectral lines present in a star's light. 这样的摇晃现象，会显现在恒星光谱中，使谱线产生微小的都卜勒位移。
- So it is necessary to seek new theories to explain the spectral lines broadening of stars. 这样，寻求新的理论解释恒星光谱线的加宽成为必要。
