正弦图

pie graph───圆形图；饼图

kinetograph───n.电影摄影机；活动电影摄影机

Mimeograph───n.油印机；油印件；vt.油印；vi.油印

ideograph───n.象形文字；表意文字（等于ideogram）

integraph───n.[数]积分仪；积分器

pie graphs───圆形图；饼图

sonograph───n.[声]声谱仪

Above, we plotted both the sine and cosine on the same graph.───上面，我们在同一图中绘制了正弦和余弦曲线。

examples of common signal and sine signal, by the frequency spectrum graph and theoretical analysis, the minimum sample rate of the sampling theorem is made clear.───一般信号和正弦信号为例，通过理论分析和频谱图示意，对抽样定理中最低抽样率的取值进行了明确的说明。

The establishment of a list box, select a different linear lines, used to change the sine graph linear.───说明：建立一个列表框，提供不同线条的线型选取，用来改变正弦图形的线型。