式17: "E" Subscript, 1 , Baseline equals "A" Subscript, 1 , Baseline minus left parenthesis, "H" Subscript, 2 , Baseline minus "A" Subscript, 2 , Baseline , right parenthesisE1=A1−H2−A2
equals=
negative 3−3
17
式18: "E" Subscript, 2 , Baseline equals "A" Subscript, 2 , Baseline plus left parenthesis, "H" Subscript, 1 , Baseline minus "A" Subscript, 1 , Baseline , right parenthesisE2=A2+H1−A1
equals=
66
18
式19: "F" Subscript, 1 , Baseline equals "H" Subscript, 1 , Baseline minus left parenthesis, "H" Subscript, 2 , Baseline minus "A" Subscript, 2 , Baseline , right parenthesisF1=H1−H2−A2
equals=
33
19
式20: "F" Subscript, 2 , Baseline equals "H" Subscript, 2 , Baseline plus left parenthesis, "H" Subscript, 1 , Baseline minus "A" Subscript, 1 , Baseline , right parenthesisF2=H2+H1−A1
