| 1. | Optical fibres - measurement methods and test procedures - cut - off wavelength 光纤.测量方法和试验规程.截止波长 |
| 2. | Colour filter glass test methods temperatrue coefficient of sharp cut wavelength 滤光玻璃测试方法截止波长温度系数 |
| 3. | Measuring cutoff wavelength of uncabled single - mode fiber by transmitted power 用传输功率测量未敷设的单模光纤电缆的截止波长 |
| 4. | Optical fibres - part 1 - 44 : measurement methods and test procedures ; cut - off wavelength 光学纤维.第1 - 44部分:测量方法和试验规程.截止波长 |
| 5. | The series of single - mode optical fibres for telecommunication part 2 : characteristics of a cut - off wavelength shifted single - mode optical fibre 通信用单模光纤系列第2部分:截止波长位移单模光纤特性 |
| 6. | The absorption edges wavelengths and cutoff wavelengths of ceo2 - ti2 ; . complex films are red shift , if compared with pure ce02 films or pure tio2 films 混合薄膜的吸收边波长和截止波长大于纯ceo _ 2 、 tio _ 2薄膜,并出现明显的带尾现象。 |
| 7. | For n - doped tio _ ( 2 ) , the forbidden band was divided into two ' s , and the cut - off wavelength and the application of solar energy was increased too 对于n掺杂tio _ 2薄膜来说,禁带宽度裂分为两个“表观”禁带宽度,大大提高了截止波长,提高了对光源的利用率。 |
| 8. | With the addition of kc1 , infrared cut - off wavelengths almost remained constant , but the short - wave absorption edges shifted towards shorter wavelength next to the visible transmission spectra 随着kcl的加入,玻璃的透红外截止波长没有变化,短波吸收限向短波移动。拉曼光谱表明: kcl与ges _ 2不发生相互作用。 |
| 9. | This paper describes the application of finite element method for obtaining the cutoff wavelength , field pattern and bandwidth in ridged waveguide of ridge on the short side , gives the specific equation of related parameter to the subject 摘要提出用有限元方法分析位于窄边的脊波导主模的截止波长和场结构图以及单模带宽特性,推导出用有限元法计算相关参数的计算公式。 |
| 10. | The decomposition temperatures of this kind of pis are above 500 , the cutoff number is below 350nm , the rate of water absorption is below 1 % , these indicated that this kinds of pis exhibited excellent heat resistance , better transparent , and lower water absorption 部分聚酰亚胺还可溶于甲苯。此外,这类聚酰亚胺的热分解温度在500以上,紫外截止波长在350nm以下,说明它们具有优良的耐热性和较好的光学透明性。 |