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- 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。
- active return loss of echo 回波有功损耗
- active return loss 有源四端网络反射损耗
- 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。
- 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。
- 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。
- It emphasizes that corporations should actively return their accumulated wealth to the society and contribute to public interests so as to overcome their negative effects. 该理论强调公司应主动做出将积蓄的财富返还给社会等行为,为公益事业做出贡献,以此来克服公司的消极作用。
- TBRL Terminal Balanced Return Loss 终端平衡回损
- The orient has been playing an active role in the world economy. 亚洲一直在世界经济中发挥积极作用。
- Return Loss Measurement of Fiber Optic Components 光器件的回波损耗测试技术
- He is an active member of the school's stamp club. 他是学校集邮俱乐部的一名活跃会员。
- An active volcano may explode at any time. 活火山随时都有可能爆发。
- When alleviating, mental activity returns to normal basically, also but bequeath is short of caustic certainly. 缓解时,精神活动基本恢复正常,也可遗留一定的缺损。
- Is it wise to engage in active sports at your age? 我这样的年纪积极参加体育活动是否明智?
- She was active as a left-winger in the party. 她是党内积极的左翼分子。
- I buy him a drink in return for his help. 我请他喝酒以酬谢他的帮助。
- He was very active and rode down several horses. 他劲头很大,一连骑了好几匹马。
- We look forward to the return of spring. 我们期待着春天的到来。
- He avowed that he would never return. 他声明他决不回来了。