擅长:python、mysql、java
<p>它与精度无关,只与表示法有关:</p>
<pre><code>In [1]: import math
In [2]: math.radians(0.000001)
Out[2]: 1.7453292519943295e-08
In [3]: print math.radians(0.000001)
1.74532925199e-08
In [4]: str(math.radians(0.000001))
Out[4]: '1.74532925199e-08'
</code></pre>