RSV1:=(CLOSE-LLV(LOW,21))/(HHV(HIGH,21)-LLV(LOW,21))*100; K1:=SMA(RSV1,3,1); D1:=SMA(K1,3,1); J1:=(3*K1-2*D1); RSV:=(CLOSE-LLV(LOW,34))/(HHV(HIGH,34)-LLV(LOW,34))*100; K:=SMA(RSV,3,1); D:=SMA(K,3,1); J:=3*K-2*D; 魍魉寻底:CROSS(J1,J);