A sample plot of the unstable frequency with crank speed is illustrated.
绘制了不稳定频率相对于曲柄速度的样本曲线。
Within the stand one sample plot is laid down, often covering a large part of the stand.
在群落片段范围内设置一个样地，通常应占据群落片段的大部。
Thus setting up a single sample plot in an area can produce some rather bewildering result.
因此，如果在某个地区内只在某单块抽样小区内采样，那末就可能得到某种较为含糊的结果。
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