1·A pushed-in window indicated unlawful entry.
往里推开的窗户表明有人非法入内。
2·Are your facilities constructed of materials (concrete and steel for example) that resist unlawful entry?
组成设备的材料能够防止非法入侵吗？
3·Describe the material structure of your facility that make it resistant to unlawful entry and protect against outside intrusion.
描述建筑物的结构设施，使其防止非法闯入或进入。