第10列是传递给此命令的所有其他信息，也就是记录尾部包含的信息，通常是传递的参数。
Column 10 is any other information parsed to the command, that is the information contained, if any from the trail record, which generally is the parameters parsed.
如果cmd参数为add，则在返回的HTML字符串的尾部添加一个空字段。
If the CMD parameter is add, an empty field is added at the end of the returned HTML string.
回转式空气预热器是高参数大容量电站锅炉广泛采用的尾部换热设备，漏风率高是该类设备的致命缺点。
The rotary air preheater, which is the widely used tail-end heat exchanging equipment in large capacity boilers with high parameters, has the fatal defect of a high air leakage rating.
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