| 1. | Floating - point types support fewer significant digits than 浮点类型支持的有效位比 |
| 2. | Or discards the most significant bits of the result ,或者丢弃结果的最高有效位。 |
| 3. | How to : hold the most significant digits in a variable 如何:在变量中保存最多有效位数 |
| 4. | Represents the most significant digit of the seconds fraction 显示秒部分的最高有效位。 |
| 5. | Represents the two most significant digits of the seconds fraction 显示秒部分的两个最高有效位。 |
| 6. | Represents the six most significant digits of the seconds fraction 显示秒部分的六个最高有效位。 |
| 7. | Represents the five most significant digits of the seconds fraction 显示秒部分的五个最高有效位。 |
| 8. | Represents the four most significant digits of the seconds fraction 显示秒部分的四个最高有效位。 |
| 9. | Represents the seven most significant digits of the seconds fraction 显示秒部分的七个最高有效位。 |
| 10. | Represents the three most significant digits of the seconds fraction 显示秒部分的三个最高有效位。 |