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X1 X2
(Xl,X2) (Xl,X2,X3,X4)
X1 X2 (X1,X2) (X1,X2,X3,X4)
I(1)>I(2)=I(3)>I(4)=I(5) I(1)>I(2)<I(3)>I(4)=I(5) I(1)>I(2)>I(3)<I(4)=I(5) I(3)>I(2)<I(1)>I(4)=I(5)
X1 X2 (X1,X2) (X1,X2,X3,X4)
总造价x3% 税前造价x3% 息税前造价x3% (销项税-进项税)税额乘以3%
X1 X2 (X1,X2) (X1,X2,X3,X4)
(直接费+间接费+利润)x3% 直接费x3% (直接费+间接费)x3% 营业额x3%
x2·x3=x6 (x2)3=x8 x2+x3=x5 x6÷x3=x3
X1与X2相混 X1与X3相混 X2与X3相混 X1与X4相混
X1 X2 (Xl,X2) (Xl,X2,X3,X4)