The rest 2 strong echo and 3 mixed echo hemangiomas, displayed the characters of early echo enhancement and early disappearance, and the homogeneous enhancement were seen in hemangioma.
另2例强回声型和3例混合回声型血管瘤表现“早显影、早消退”特点，瘤体呈均匀增强回声团块。
It possesses of the advantages of high Echo Return Loss Enhancement and good adaptability to circuitry condition experimentally.
实验表明，该回波抵消器具有回波抑制能力强、线路环境适应性好等特点。
The capability of time reversal processing for echo-to-reverberation enhancement is studied using computer simulation under the condition that target is in the middle of the shallow water guide.
针对典型的浅海波导环境，通过计算机仿真研究了目标位于波导中间深度条件下时间反转处理增强信混比的能力以及目标深度的变化对信混比增强能力的影响。
In this paper finally designs a really voice communication system, including three parts: Acoustics Echo Cancellation (AEC), Speech Enhancement and automatic gain control (AGC).
本文最终设计了一个真实的语音通信系统，包括声学回声消除(aec)、语音增强和自动增益控制(agc)三部分。
In this paper finally designs a really voice communication system, including three parts: Acoustics Echo Cancellation (AEC), Speech Enhancement and automatic gain control (AGC).
本文最终设计了一个真实的语音通信系统，包括声学回声消除(aec)、语音增强和自动增益控制(agc)三部分。
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