Investigate how to use sin wave functions and Cosine functions to change the way that a system of coordinates work.
研究如何使用仙波函数和余弦函数改变一个系统的协调工作。
This design dispenses with ROM which mainly limits the converting speed of DDS, but USES SIN function polynomial approximation directly generating digital SIN wave.
利用正弦多项式近似直接产生数字正弦波，而无需限制相幅转化速度的ROM。
When exciting Sin voltage source is applied to proper port, the stability of network depends on the sign of active and reactive components for fundamental-wave current entering port of networks.
若在适当端口施加正弦电压源，则网络的稳定性取决于进入端口基波电流的实功与虚功成份的符号值。
When exciting Sin voltage source is applied to proper port, the stability of network depends on the sign of active and reactive components for fundamental-wave current entering port of networks.
若在适当端口施加正弦电压源，则网络的稳定性取决于进入端口基波电流的实功与虚功成份的符号值。
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