A十A十A十A=B,
4A=B
B十B十B=C十C
3B=2C
[A+A]/C
=2A/C
=0.5B/(1.5B)
=1/3
如果A十A十A十A=B,B十B十B=C十C,那么[A+A]/C等于几
如果A十A十A十A=B,B十B十B=C十C,那么[A+A]/C等于几
其他人气：544 ℃时间：2020-05-12 18:04:27
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