Symbol of operator is the function of operator acting on sine function.
算子作用于正弦波函数所得函数称为算子的象征。
Aim To study some calculation formula of sine function and cosine function.
目的研究正弦函数和余弦函数的一些计算公式。
The system has obtained very good step response, ramp response and sine function response.
所得到的系统对阶跃输入，斜坡输入，正弦函数输入有很好的响应特性。
The system has obtained very good step response, ramp response and sine function response.
所得到的系统对阶跃输入，斜坡输入，正弦函数输入有很好的响应特性。
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