1. Observe the page source code, there is a download button under the function of KJJKS (), as long as I pass in a "number", you can download the corresponding PDF files,
2. Knock again, can be downloaded to, but to jump the following warning,

3. But does not affect the input for many times, different parameters can be downloaded to a different file,
4. The question is: would you like to write a cycle, all the files on the download page (number list can take to), can only be downloaded to the first, the circulation is not bottom go to,

5. Have a solution? Consult everybody,

There was a situation: the manual point after a download: under the viewer will be empty (I think this should be the main reason for the disabled to produce)