[{"title":"( 2 个子文件 162KB ) UPS5000-E系列不间断电源(UPS)验收手册","children":[{"title":"UPS5000-E系列不间断电源(UPS)验收手册.docx <span style='color:#111;'> 116.49KB </span>","children":null,"spread":false},{"title":"请见附件.pdf <span style='color:#111;'> 68.85KB </span>","children":null,"spread":false}],"spread":true}]