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- Brastel business communications industry engineering equipment, optical fiber welding machines, optical time-domain launch, T-red light source, optical return loss tester, and all kinds of blades. 敝公司经营通讯行业的工程设备，有光纤熔接机，光时域发射仪，笔式红光源，光回波损耗测试仪，及各式刀片。
- optical return loss 光回波损耗
- Return Loss Measurement of Fiber Optic Components 光器件的回波损耗测试技术
- Conclusion: The features of breast fibroadenoma were irregular, skin needling or crablike, exiguity calcify and rear active return loss, CDFI: RI>0.75. 结论：乳腺癌的特征性表现为形态不规则，毛刺状或蟹爪状，致密小钙化灶和后方回声衰减，CDFI：RI>0.;75。
- This paper presents the principle and method for measuring various microwave devices return loss by spectrum analyzer and analyses the uncertainty of measurement. 介绍了频谱分析仪测量各种微波器件回波损耗的原理和方法，并对测量结果的不确定度进行了分析。
- SRL(structural return loss) is one of the important indicators of telecom cables, while the capacitance in water of cable may reflect the periodic defect of the production line. 结构回波损耗是通信电缆的重要指标之一,而电缆绝缘线芯的水电容可综合反映生产线上的周期性缺陷。
- Analysis of Return Loss Measurement System of Optical Fiber Device 光纤器件回波损耗测量系统分析
- Experimental results show that,compared with traditional double-talk detection methods,the new algorithm has comparable computation complexity and works more stably,thus improving the echo return loss enhancement(ERLE) during the double-talk. 实验结果表明,该算法与传统算法相比,运算量相当; 但在双端发声期间,该算法稳定性更高,回音往返损耗增强(E cho return loss en-hancem en t,ERLE)有明显的改善。
- TBRL Terminal Balanced Return Loss 终端平衡回损
- His optic nerve was hurt in an accident. 他的视神经在一次事故中受到损伤。
- Microscopes and telescopes are optical instruments. 望远镜和显微镜是光学仪器。
- The optic theory originated with Einstein. 光学理论是爱因斯坦首创的。
- Measuring method for polarization dependence of return loss of a single-mode fibre optic component 单模纤维光学器件回波损耗偏振依赖性测量方法
- A Study of Portfolio Index Based on Inverse Return Loss 基于收益率倒数损失的投资组合指标
- A mirage is an optical illusion. 海市蜃楼是一种视错觉。
- A system of optical components that magnifies. 能起放大作用的一组光学元件
- Ought to notice test bridge's output level at testting Return Loss 测回波损耗应注意测试电桥的输出电平
- Showing no optical activity in polarized light. 无旋光的极化光下无光学反应的
- Application of Spectrum Analyzer to Return Loss Measurement 频谱分析仪在回波损耗测量中的应用
- The optical system of the eye stimulate cell of the retina. 眼睛的视觉系统刺激视网膜内的细胞。
