在高散射的生物组织图像中，散斑具有双重身份，即作为噪声源和作为组织微结构的信号载体。
In images of highly scattering biological tissues, speckle has a dual role as a source of noise and as a source of carrier of information about tissue microstructure.
因此针刺灌流液可以作为一种神经内分泌信号载体，把针刺对一个机体下丘脑垂体卵巢轴的调节信息传递给另一机体。
Thus, AP may be a neuroendocrine signal carrier of acupuncture effects for acupuncture signal transduction from one individual to another.
设计一种演示装置，并通过示波器观察试验过程中各部分信号波形，达到演示红外光波作为无线传输的指令信号载体的过程和红外线遥控的基本原理。
The demonstration facility is designed, demonstrating the basic principle and process during the course of wireless transmission by infrared ray as instruction signal through observing the waveform.
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