| 1. | 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。 |
| 2. | The output power , bandwidth and the flatness degree are represented the capability of edsfs
输出功率、 3db带宽、谱线的平坦度表征了edsfs的性能。 |
| 3. | The main contents are as follows : ( 1 ) some characteristic emission lines of neutral atoms in excited states are identified
主要的研究内容有： ( 1 )初步确定了样品中元素激发态原子发射谱线的元素归属。 |
| 4. | Now the most common standard to characterize the mechanical property of a surface of metallic material is the half width of the x - ray , and micro hardness
摘要目前用来表征金属材料表面力学特征最常见的指标是x射线衍射谱线的半高宽和显微硬度，人们普遍认为，材料的半高宽值越大，其硬度越高。 |
| 5. | Based on the above - mentioned studies , different kinds of frequency spectrum of different heat treatment technologies of 38crmoal steel were analyzed and researched
在上述基础上，借助于38crmoal钢不同热处理状态的试块，对几种线性谱的理论根据、分析技术、谱线的基本组成等进行了研究和比较。 |
| 6. | In fact , there are many elements which influence the special character , such as the intensity and frequency of the laser , the binding energy of atom , an additional field and so on
实际上，有许多因素会影响到谐波谱线的具体性质。例如：所加激光脉冲的强度和频率，原子的电离势以及外加的磁场或电场等。 |
| 7. | 6 . by comparing the relative intensity between 914nm radiation and 1064nm radiation in nd : yvo4 with different nd concentration . we design a 457nm all - solid - state blue laser as pumping source for qpm - opo
在不同掺杂浓度时， gi4nm谱线与1064urn谱线的输出强度的相对变化，进厅了半导体激光器泵浦d ： yv0 。 |
| 8. | The testing and analysis data of infrared spectrum and raman spectrum provide valuable experimental data for thorough study of the microcosmic structure of silver - doped films and theoretical in the future
制备和提纯工艺是可靠而且高效的;根据对掺杂薄膜紫外谱线的特征峰红移现象的仔细分析，确定了低掺杂薄膜c6 。 |
| 9. | For example , if we find that the spectral line of the radiation from a galaxy is of wavelength 515nm , the same spectral line measured on earth has wavelength 500nm , then the redshift z 0 . 03
例如某星系的某一谱线波长为515纳米，但在地球上，同一谱线的波长却为500纳米，那么波长的变化为15纳米，原本波长为500纳米，所以红移量z等于0 . 03 。 |
