【判断题】图中所示直线为铅垂线 data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAOsAAADmCAYAAAA0lHILAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAH6eSURBVHhe7b0HoCVHdSb8dbjphXmT82hGMxrlnIVASAIhgZ
【判断题】图中所示直线为铅垂线 data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAOsAAADmCAYAAAA0lHILAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAH6eSURBVHhe7b0HoCVHdSb8dbjphXmT82hGMxrlnIVASAIhgZ
发布时间：2025-07-16 05:04:39
