擅长:python、mysql、java
<p>也许吧np.哪里</p>
<pre><code>condition = ((df['Qh_STA'])/df['Qh_FID2'] < A) | (((df['Qh_STA'] + (df['s1'])/df['Qh_FID2']) < A)) | (((df['Qh_STA'] + df['s1'] + (df['s2']) / df['Qh_FID2']) < A))
df['DO'] = np.where(condition, 1, 0)
</code></pre>