| 1. | Crosstalk coupling loss 串音耦合损耗 |
| 2. | The main influencing on the efficiency of transmission system is coupling losses 影响传输系统效率的主要因素是激光与光纤的耦合损失。 |
| 3. | The two main elements are analyzed in detail : coupling loss and y - branch loss 我们对这其中的最主要因素耦合损耗和y分支结构损耗进行了详细地分析。 |
| 4. | Loss in the device includes coupling loss , y - branch loss , electrode absorbing loss and material loss 调制器的损耗包括耦合损耗, y分支结构损耗,电极吸收损耗及材料的散射损耗等等。 |
| 5. | The common method to compensate the coupling loss is to make various reference blocks according to the material of workpieces , obviously it consumes time and labor 目前常用的补偿藕合损耗的方法是根据材质制作对比试块,但该方法费时费力。 |
| 6. | In ultrasonic testing , the variation of surface roughness of workpiece tested induces various coupling losses , as a result the testing error is inevitable 摘要在超声检测中,被检工件表面粗糙度不同导致辐合损耗不同,往往使探伤灵敏度降低。 |
| 7. | The alignment of laser beam to fiber end face and degradation of beam quality can increase the coupling losses . this paper analyzes their effects to the coupling efficiency 激光与光纤的机械对准误差和光束质量下降导致了耦合损失,本文分析了它们对耦合效率的影响。 |
| 8. | For coupling loss , the method to reduce this loss is pointed out without changing other structural parameters decided by the above requirements . y - branch loss is analyzed by bpm ( beam propagation method ) 对于耦合损耗,指出了在不改变前面结构参数(因为它们的设计是根据半波电压和单模要求设定的)情况下,实现小耦合损耗的方法。 |
| 9. | The following are results : the basic measurement principles of efpi has been discussed firstly , the characteristics of output signal of brand light source and the effects on the output signal of f - p sensor because of the coupling loss were also discussed 论文首先阐述了光纤f - p应变传感器的传感原理,分析了耦合损耗对传感器输出干涉信号的影响,讨论了实际情况下宽带光源光谱的高斯分布对传感器输出信号的影响。 |
| 10. | At the same time , using remington ' s wheel - rail interaction model , calculate the interaction force between the wheel and rail and the input power of each subsystem . evaluate the mode count , damping loss factor and coupling loss factor . according the fundamental of the acoustics , predict the wheel - rail noise 同时利用remington建立的轮轨接触模型,由轮轨间的表面粗糙度谱计算出了轮轨间的接触力,并将其作为产生轮轨振动的激励力得到了各子系统的输入功率。 |