绝对可以实现的c#绘制正弦函数BitmapbitM=newBitmap(this.pictureBox1.Width,this.pictureBox1.Height);Graphicsg=Graphics.FromImage(bitM);g.Clear(Color.White);constintsize=300;double[]x=newdouble[size];Penpen=newPen(Color.Teal);