The state in which the calculator shows a zero result for the most significant part of a number,while the least significant part of the number is dropped.Example: If the calculator output capacity is four digits,the number.0000432 will be shown as.0000.

• 计算器把某数的高位有效数显示为零，而丢弃低位有效数的状态。例：一个数为.；0000432，如果计算器的输出能力为四位，那么，该数将显示为