Now pay attention 007; this may look like an ordinary wave machine, but if you push this button…
注意了007，这个可能看起来就像你家游泳池用的普通的造波机，但是如果你按下这个按钮的话…
One part is not effected by Faraday rotation, because of cancellation of rotating angels for two oppositing polarized waves, so it is called as ordinary wave.
波场仍分为两部分，一部分，因法拉第旋转角相互抵消，而不受影响，即寻常波。
This thesis has summarized formerly people's work and researched the spreading principle, then similarities and differences between the ultrasonic wave and ordinary wave.
首先总结了前人的工作，研究了超声波在钢管和混凝土内部的传播机制，证实了超声波与普通声波的异同点。
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