当绘制两条或多条曲线时，我们需要关键字或图例来对它们进行区分。
When plotting two or more curves, we need a key or legend to distinguish them.
图1为绘制的曲线。
小林章绘制的曲线要更为流畅，更忠实的体现了60年代原始版本的精神。
Kobayashi's drawings are much more fluid, and true to the original 1960s spirit.
绘制了不稳定频率相对于曲柄速度的样本曲线。
A sample plot of the unstable frequency with crank speed is illustrated.
提供技术平台，以供用户绘制不同的类型曲线。
Provide technical platform for users to draw different types of curves.
给出了利用该程序绘制的一种通风机的性能曲线实例。
An example of fan performance curve drawn up by this program is given.
可绘制力-位移、力-时间、振幅-时间曲线。
Can map force - displacement, force - time, amplitude - time curves.
绘制双曲线的仪器在教学及工程绘图方面具有实际意义。
The instrument to draw hyperbola has great significance for teaching and engineering drawing.
绘制一张身高与年龄对照的曲线图。
通过台架横摇试验，绘制了力矩和角度试验曲线。
The experimental curves of moment and angle are got by platform roll test.
本文利用大家熟知的计算机知识，介绍一种简单绘制可选性曲线的方法。
By using a familiar computer knowledge, a simple drawing on the optional curve method.
由此变化规律，绘制出它们的变化规律曲线。
通过绘制生长曲线，初步探讨了生物粘泥的生长机理。
The growth curve of the biofouling was made and the development mechanism was discussed.
绘制肿瘤生长曲线图；
绘制肿瘤生长曲线图；
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