我在网口收到的数据是这样的:横轴是频率,纵轴根据选择的格式,可以是相位,功率都行。
比如:
收到的数据是这样的
Frequency, Formatted Data, +1.00000000000E+005, -1.69355259494E-001, +2.25995000000E+007, -5.61517258141E+001, +4.50990000000E+007, -1.11613211675E+002, +6.75985000000E+007, -1.67021086225E+002, +9.00980000000E+007, +1.37542553823E+002, +1.12597500000E+008, +8.21503412442E+001, +1.35097000000E+008, +2.68649019538E+001, +1.57596500000E+008, -2.81037737554E+001, +1.80096000000E+008, -8.34595404813E+001, +2.02595500000E+008, -1.38800632810E+002, +2.25095000000E+008, +1.65916282387E+002, +2.47594500000E+008, +1.10608164551E+002, 需要画出这样的图:
它的纵坐标零点在中间
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