These few lines of code yield well-formatted HTML that has a element followed by a and then a element with a single paragraph — utterly simple.
仅仅几行代码就会生成格式良好的 HTML，其中有一个 元素，后面是 ，然后是 元素和一个段落，太简单了。
This paper discusses-the theory and method of deriving the single well Q-S(yield and drawdown) curve using coefficient of permeability from testing and other empirical parameters.
本文探讨了利用测试的渗透系数和其它经验参数推求单孔Q—S（出水量与水位下降）曲线的理论和方法。
It has characteristics as single standard element, complicated hydrochemical types, low mineralization degree, wide disparity in single well permissive yield and inhomogeneous distribution in space.
具有达标元素较单一、水化学类型复杂、矿化程度较低、单井允许开采量相差悬殊且地域分布不均等特点。
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