我是一个初学者，在沥青混合料稳定度测试中如何根据百分表读数换算荷载值？下面提供一组应力环测试结果求出A和B 的值：在这里我先谢谢大家了           Y=AX+B

KN                  百分表测值MM

0                            1.000

5                            1.228

10                           1.423

15                           1.614

20                           1.809

25                            2.002

30                            2.192