rame style="width: 100%;height: 720px;border: 0px;overflow: hidden" width="100%" height="720px" src="https://www.gsei.com.cn/api/pdf/web/viewer.html?file=/attachment/cms/item/2024_11/07_11/a295e4bc65323b3c.pdf">rame>

某部監控系統設備安裝工程招標公告.pdf