力量冲压:IF(AF=1,动能线,DRAWNULL),COLORBLUE,LINETHICK2; 力量高压:IF(动能线 负压,动能线,DRAWNULL),COLORGREEN,LINETHICK1; AX:=AD*0.6; 惯性区:BETWEEN(动能线,AD,AX),COLORLIMAGENTA; 0,COLORGRAY; 50,DOTLINE;