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=2*SA$1 =2*$A1 =2*A$1 =2*A1
=2*$A$1 =2*$A1 =2*A$1 =2*A1
=2*$A$1 =2*$A1 =2*A$l =2*A1
=2*$A$1 =2*$A1 =2*A$1 =2*A1
=2*SA$1 =2*$A1 =2*A$1 =2*A1
F={A1→A2,A1→A3} F={A1→A2} F={A1→A2} F={A1A3→A2,A1A2→A3}
一2*SA$1 一2*$A1 =2*A$1 =2*A1
=2*$A$1 =2*$A1 =2*A$1 =2*A1
=2*SA$1 =2*$A1 =2*A$1 =2*A1
“=2*$A$1” “=2*A1” “=2+$A$1” “=2+A1”