subplot(211)

subplot(211)是用来创建一个2行1列的子图矩阵，并且按照顺序绘制第一个图的位置。在这个例子中，subplot(211)代表在2行1列的子图矩阵中的第一个位置绘制图形。在这个位置上绘制的是原始信号的图形。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* *3* [matplotlib 中子图subplot 绘图时标题重叠解决办法（备忘）](https://blog.csdn.net/txh3093/article/details/106401484)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
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