随后它便产生逆向声波从而消除耳机信号中不需要的噪声。
It produces an inverted sound wave to cancel out unwanted noise in the headphone signal.
耳朵中的耳蜗将声波转换成大脑可以处理的神经电脉冲，从而产生听觉。
The cochlea in the ear converts sound waves to electrical impulses that the brain processes as sound.
你已经知道，声音使空气振动，从而产生了声波。
You have read that sound makes air vibrate, thus making sound waves.
当超声波透入皮肤内时，细胞间会产生微蒸气，从而清洁肌肤的表面及深层毛孔。
When ultrasonic penetrates into the skin, the micro-vapor occurs between the cells and cleans the dirt from the skin surface to the deep pores.
它是利用超声换能器的振动产生的超声波与弹性介质相互作用，从而携带大量有关材料性能的信息，这种信息以超声回波信号的形式被接收到。
By interaction between ultrasonic waves and elastic medium, it has carried much information of material, which are received in the form of ultrasonic echo signals.
它是利用超声换能器的振动产生的超声波与弹性介质相互作用，从而携带了有关材料组织性能的信息，这种信息随同超声回波信号被接收到。
By interaction between ultrasonic waves and elastic medium, it carries much information of material, which is received in the form of ultrasonic echo signals.
它是利用超声换能器的振动产生的超声波与弹性介质相互作用，从而携带了有关材料组织性能的信息，这种信息随同超声回波信号被接收到。
By interaction between ultrasonic waves and elastic medium, it carries much information of material, which is received in the form of ultrasonic echo signals.
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