JAXP不仅允许您传递文件，它还允许您做好多事，在下一节输入和输出中将学习相关内容。
JAXP lets you do a lot more than just pass in files, as you'll learn in the next section, Input and output.
前一节已经讲了输出的基本部分，即、和标记。
The basic part of the output, the, and tags, have already been addressed in the previous section.
5个纳米发电机同时工作可以产生1微安培3伏特的输出电流，与2节普通的5号电池所产生的电压差不多。
Five nanogenerators working together produced about 1 micro ampere output current at 3 volts about the same voltage generated by two regular AA batteries.
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