A/B=C/D=E/F=2/3求（A-2C+3E)/(B-2D+3F)的值

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A/B=C/D=E/F=2/3求（A-2C+3E)/(B-2D+3F)的值A/B=C/D=E/F=2/3求（A-2C+3E)/(B-2D+3F)的值A/B=C/D=E/F=2/3求（A-2C+3E)/

A/B=C/D=E/F=2/3求（A-2C+3E)/(B-2D+3F)的值
A/B=C/D=E/F=2/3求（A-2C+3E)/(B-2D+3F)的值

A/B=C/D=E/F=2/3求（A-2C+3E)/(B-2D+3F)的值
2/3
麻烦采纳,谢谢!