MID:=MA(CLOSE,N);
TMP2:=STD(CLOSE,M);
TOP:=MID+P*TMP2;
BOTTOM:=MID-P*TMP2;
drawkline('K', KLine);
drawline(MID, 'MID', clWhite, 1, 1);
drawline(TOP, 'TOP', clRED, 1, 1);
drawline(BOTTOM, 'BOTTOM', clLime, 1, 1);
n=26 m=26 p=2
drawline(MID, 'MID', clWhite, 1, 1);
drawline(TOP, 'TOP', clRED, 1, 1);
drawline(BOTTOM, 'BOTTOM', clLime, 1, 1);
请说明上面函数的参数的实际含义。