依然泛泛
positive number(s) 正数negative number(s) 负数 另外,正号叫 plus,负号叫 minus。但老外认为,如果把一个负数(例如 -3) 读成 minus three,就显得有点太小朋友了,认该读成 negative three.
南噶希先生
1、幅值是在一个周期内,交流电瞬时出现的最大绝对值,也是一个正弦波,波峰到波谷的距离的一半。信号的参数一般是用幅值和频率表示;频率就是单位时间内的周期数。 2、在一个周期内,交流电瞬时出现的最大绝对值,称为幅值,也叫最大值、振幅、峰值。 3、电子学中,常用加下标a表示幅值。英文单词Amplitude。
蔻蔻妖妖柒
振幅英文是amplitude。
This is a constant-amplitude wave which is essentially the same on the conjugate image plane这是一个振幅恒定的波,在共轭的象平面上也是如此。
Transmission of measured magnitudes by radio or telephony, with suitably coded modulation通过无线电或电话,用适当的编码调制(如振幅、频率、相位、脉冲)把被测
Net amplitude合成振幅
The ratio of the amplitudes of the reflected and incident waves is termed the reflectivity or reflection coefficient反射波振幅与入射波振幅的比率称作反射率或反射系数。
The pendulum's swing is 12 inches.钟摆的振幅为12英寸。
Sound waves are measured by their amplitude.声波是根据其振幅来测量的.
The first exponential has been introduced to allow for variation of amplitude with attitude前面的指数是为了考虑波动振幅随高度变化而引入的。
The maximum absolute value reached by a voltage or current waveform.振幅电压或电流波所能达到的最大绝对值
This represents successive stages of transfer of amplitude to later lobes这代表振幅向后面波瓣传递的相继各阶段。
The imposition of a curved phase characteristic reduces the peak amplitude of the waveform曲线形相位特性减小了波形振幅峰值。
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