21公釐等於多少台寸？公釐（亦稱“公釐”，符號為：mm）和台寸（符號為：寸）是長度單位，它們之間的換算關係是：1公釐等於0.033台寸。要將21公釐轉換為台寸，我們可以透過公釐與台寸換算比率來計算：
21 公釐 = 21 * 0.033 台寸 = 0.693 台寸
因此，21公釐換算成台寸的答案是21公釐等於0.693台寸。
了解更多：21台寸等於多少公釐? | 1公釐等於幾台寸? | 1台寸等於幾公釐?
| 公釐 (mm) | 台寸 (寸) |
|---|---|
| 21.1 mm | 0.6963 寸 |
| 21.2 mm | 0.6996 寸 |
| 21.3 mm | 0.7029 寸 |
| 21.4 mm | 0.7062 寸 |
| 21.5 mm | 0.7095 寸 |
| 21.6 mm | 0.7128 寸 |
| 21.7 mm | 0.7161 寸 |
| 21.8 mm | 0.7194 寸 |
| 21.9 mm | 0.7227 寸 |
| 22 mm | 0.726 寸 |
| 22.1 mm | 0.7293 寸 |
| 22.2 mm | 0.7326 寸 |
| 22.3 mm | 0.7359 寸 |
| 22.4 mm | 0.7392 寸 |
| 22.5 mm | 0.7425 寸 |
| 22.6 mm | 0.7458 寸 |
| 22.7 mm | 0.7491 寸 |
| 22.8 mm | 0.7524 寸 |
| 22.9 mm | 0.7557 寸 |
| 23 mm | 0.759 寸 |
| 23.1 mm | 0.7623 寸 |
| 23.2 mm | 0.7656 寸 |
| 23.3 mm | 0.7689 寸 |
| 23.4 mm | 0.7722 寸 |
| 23.5 mm | 0.7755 寸 |
| 23.6 mm | 0.7788 寸 |
| 23.7 mm | 0.7821 寸 |
| 23.8 mm | 0.7854 寸 |
| 23.9 mm | 0.7887 寸 |
| 24 mm | 0.792 寸 |
| 公釐 (mm) | 台寸 (寸) |
|---|---|
| 24.1 mm | 0.7953 寸 |
| 24.2 mm | 0.7986 寸 |
| 24.3 mm | 0.8019 寸 |
| 24.4 mm | 0.8052 寸 |
| 24.5 mm | 0.8085 寸 |
| 24.6 mm | 0.8118 寸 |
| 24.7 mm | 0.8151 寸 |
| 24.8 mm | 0.8184 寸 |
| 24.9 mm | 0.8217 寸 |
| 25 mm | 0.825 寸 |
| 25.1 mm | 0.8283 寸 |
| 25.2 mm | 0.8316 寸 |
| 25.3 mm | 0.8349 寸 |
| 25.4 mm | 0.8382 寸 |
| 25.5 mm | 0.8415 寸 |
| 25.6 mm | 0.8448 寸 |
| 25.7 mm | 0.8481 寸 |
| 25.8 mm | 0.8514 寸 |
| 25.9 mm | 0.8547 寸 |
| 26 mm | 0.858 寸 |
| 26.1 mm | 0.8613 寸 |
| 26.2 mm | 0.8646 寸 |
| 26.3 mm | 0.8679 寸 |
| 26.4 mm | 0.8712 寸 |
| 26.5 mm | 0.8745 寸 |
| 26.6 mm | 0.8778 寸 |
| 26.7 mm | 0.8811 寸 |
| 26.8 mm | 0.8844 寸 |
| 26.9 mm | 0.8877 寸 |
| 27 mm | 0.891 寸 |