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                            # 第四章 基本建模

## 4.1圖形
### 4.1.1點
啟動點命令后，通過鼠標點擊或者按下tab鍵打開追蹤器輸入的方式指定點的坐標，快速繪制出點。繪制完成并選中圖形，可以使用屬性面板或者夾點對圖形進行修改，如圖 4.1-1所示。

:-: ![](https://img.kancloud.cn/65/3b/653bb1a0631e8609c02ddf045c48bb17_529x349.png)

:-: 圖 4.1-1





                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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