取样时间

10 min

20 min

30 min

45 min

60 min

f₂因子

A晶型

94.89%

95.68%

96.12%

96.68%

97.2%

B晶型

88.09%

95.93%

98.98%

101.26%

101.94%

69.04

wR − wT

−6.8

0.25

2.86

4.58

4.74

(wR − wT)²

46.24

0.0625

8.1796

20.9764

22.4676