| 1. | Where a trough and crest coincide we get the total amplitude zero .
在波峰与波谷重合之处，总振幅实际上为零。 |
| 2. | A particular peak or trough of the waveform can be picked to this accuracy, perhaps .
也许，波形中特殊的波峰或波谷能够以这个准确度选取。 |
| 3. | Their growth results from material being scoured from the trough regions and deposited over the crests .
他们的生长是由波谷冲刷和波峰淤积而引起的。 |
| 4. | The sailor dislikes to have his ship get into the trough of the sea
海员很不愿意让船只陷入海浪的波谷之中。 |
| 5. | For each song , wang recorded only the peak and trough of frequency in every 10 - millisecond segment
他将每一首歌切成以10毫秒为单位的区段，只录下其频率的波峰和波谷。 |
| 6. | Like the crests and troughs in water waves , the oscillating electric and magnetic fields constitute an em wave
电磁波是电场和磁场的震动。和水波一样，这些震动会产生波峰和波谷。 |
| 7. | A sprinter ' s greater visibility is also assisted by the bow wave being bigger and the following trough being deeper
游的快的运动员的可见度也得益于前面更大的涡流和其后的更深的波谷。 |
| 8. | The distance between one peak or crest of a wave of light , heat , or other energy and the next corresponding peak or crest
波长光、热或其它能量波的一个波峰或波谷与下一个对应的波峰或波谷之间的距离 |
| 9. | Otherwise it will settle down at the bottom of one of the troughs ? the size of the hidden space adjusts to minimize the energy
否则，球将会停驻在三个波谷之一的底端，调整隐藏空间的大小，而使能量最小化。 |
| 10. | A new damping estimation method , the secant line method , was presented , that is based on the distance of neighbor peaks and valley of oscillation
摘要提出利用相邻波峰和波谷之间距离估计阻尼比的割线方法。 |
