admin https://stackoverflow.com/questions/43149372/repairing-pdfs-with-damaged-xref-table https://superuser.com/questions/1832766/how-to-fix-repair-a-corrupted-pdf cd /path/to/the/pdf gs \ -o mh41_new.pdf \ -sDEVICE=pdfwrite \ -dPDFSETTINGS=/prepress \ mh41.pdf
admin mh41转换后size也变小了 但是mh42转换后size 变大了 我把命令放在一行 gs -o mh42_new.pdf -sDEVICE=pdfwrite -dPDFSETTINGS=/prepress mh42.pdf