频

With ordinary photocells, one can pick up the frequency between two different lasers.

用普通光电池, 人们就能够探测到两个不同的激光之间的拍频.

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The nitrate ion has four fundamental modes of vibration.

硝酸离子有四个基频形式.

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Frequent skimming or improper skimming can cause a much higher dross loss.

撇渣过频或操作不当会使浮渣损失很大.

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This phenomenon is called velocity dispersion.

这种现象称为速度频散.

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In both cases large power sources are required.

在两种情况中都需要大功率的射频源.

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There is an infinite number of harmonic-frequency components.

这里存在着数目无穷的谐频分量.

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The Doppler frequency can be obtained as a heterodyne or beat effect.

由于外差或频差效应,能够得到多普勒频率.

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To melt the charge, radio frequency ( induction heating ) or resistance heating have been used.

为了熔化进料, 可用射频 ( 感应加热 ) 或电阻加热法.

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This effect, in analogy to its radiofrequency counterpart, is known as optical rectification.

同它的射频对应物相仿, 这种现象称为光学整流.

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The band left their strobes on for 20 minutes.

该乐队演出时闪光灯曾20分钟频闪不息。

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Rains are frequent here in spring.

这儿春季雨很频.

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A nasal spray or drops would ease your symptoms, but don't overuse them or further congestion could result.

鼻腔喷剂或滴剂能减轻症状，但请勿使用过频，否则鼻塞可能会加重。

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The earth's rotation and its motion around the sun add an appreciable frequency shift.

地球自转与地球绕日公转产生附加的频移.

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For the fundamentals , B'- B " is very small and therefore the lines are almost equidistant.

对于基频振动来说, B ′-B″ 很小,因此谱线是几乎等距离的.

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It was used as a frequency divider and no numbers are decoded from it.

它被用作无解码输出的分频器.

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