sine
英 [saɪn]
美 [saɪn]
n. 正弦
复数：sines
BNC.26174 / COCA.20093
牛津词典
noun
- 正弦
the ratio of the length of the side opposite one of the angles in a right-angled triangle that are less than 90˚ to the length of the longest side
英英释义
noun
- ratio of the length of the side opposite the given angle to the length of the hypotenuse of a right-angled triangle
双语例句
- Some sine waves are harmonic whose frequency does not equal to the frequency of fundamental component.
有些正弦波谐波，其频率不等于频率的基本组成部分。 - This paper gets the frequency stability of a sine wave using a digital method.
本文实现了利用数字方法计算正弦波的频率稳定度。 - A kind of three-phase reference sine wave signal generator based on DSP digital oscillator is designed.
提出一种基于DSP数字振荡器产生三相基准正弦波信号的设计方法。 - Both sine wave and steep pulse edge are special cases of complex frequency wave.
正弦振荡和脉冲边沿都是自激复频率波的特定情形。 - In a solar system, each planet has its own sine wave.
在一个太阳系中，每颗行星有着各自的正弦波。 - Above, we plotted both the sine and cosine on the same graph.
上面，我们在同一图中绘制了正弦和余弦曲线。 - Based on response of CCD to the sine input signal, the period and extremal positions of output signal were analyzed and simulated.
CCD对正弦输入信号的响应特性的基础上，对信号输出周期、极值位置进行了理论分析和数值模拟。 - Adopting the form closure error and the motion transmission error of sine curve to carrying out theoretical analysis of this cam mechanism.
对该凸轮机构采用正弦曲线的形封闭误差和运动传递误差进行了理论分析。 - In general, sounds are represented by a sum of sine waves.
一般的，声音表现为多个正弦波的叠加。 - Successful agricultural reform is also a sine qua non of Mexico's modernisation.
成功的农业改革也是墨西哥实现现代化的必要条件。