A、<span style="font-size:16px;font-family: 宋体">10<sup>-7</sup>~10<sup>-5</sup>mm</span>
B、<span style="font-size:16px;font-family: 宋体">10<sup>-6</sup>~10<sup>-4</sup>mm</span>
C、<span style="font-size:16px;font-family: 宋体">10<sup>-4</sup>~10<sup>-3</sup>mm </span>
D、<span style="font-size:16px;font-family:宋体">10<sup>-3</sup>~10<sup>-2</sup>mm</span>
查看答案