⩷
U+2A77
上有两个点，下有两个点的等号 EQUALS SIGN WITH TWO DOTS ABOVE AND TWO DOTS BELOW
| 浏览器默认显示 | ⩷ |
| 码位（点代码） | U+2A77 |
| 序号 | 10871 |
| 区段 | 补充数学运算符 |
| 加入Unicode版本 | 3.2 |
| HTML实体 | ⩷ 或 ⩷ |
| CSS | \2A77 |
| URL编码 | %E2%A9%B7 |
| 域名编码 | xn--70i |
| UTF编码 | |
| UTF-8 | 0xE2 0xA9 0xB7 |
| UTF-16BE | 0x2A 0x77 |
| UTF-16LE | 0x77 0x2A |
| UTF-32BE | 0x00 0x00 0x2A 0x77 |
| UTF-32LE | 0x77 0x2A 0x00 0x00 |