| 1. | The cosine rather than the sine is customarily used in this case .
在这种情况下，习惯上用余弦函数而不是正弦函数。 |
| 2. | We derive the addition formulas for sine and cosine from the arithmetic of complex numbers .
用复数算术推导了正弦，余弦的加法公式。 |
| 3. | The expression for g can be rewritten in terms of trigonometric sines and cosines .
关于g的表达式可以重写成三角函数的正弦和余弦形式。 |
| 4. | Let's now examine the simplest wave form where the profile is a sine or cosine curve .
现在让我们来考察最简单的波形，它的剖面图是正弦或余弦曲线。 |
| 5. | Analysis and calculation on stable sine electric circuit
正弦稳态电路的分析方法 |
| 6. | Returns the hyperbolic sine of the specified angle
返回指定角度的双曲正弦值。 |
| 7. | The generalized difference method to the sine - gordon equation
方程的广义差分法 |
| 8. | Analysis of sine circuits in stable state on the basis of
进行正弦电路的稳态分析 |
| 9. | Digital pwm techniques for sine inverter power
正弦逆变电源的数字脉宽调制技术 |
| 10. | Returns the angle whose sine is the specified number
返回正弦值为指定数字的角度。 |
