买买:=EMA(((100 * (CLOSE - LLV(LOW,34))) / (HHV(HIGH,34) - LLV(LOW,34))),3);
卖卖:=SMA((((HHV(HIGH,34) - CLOSE) / (HHV(HIGH,34) - LLV(LOW,34))) * 100),2,1);
A:=(crOSS(买买,卖卖) AND (买买 >= 45));
阻击龙头:A > 0;
买买:=EMA(((100 * (CLOSE - LLV(LOW,34))) / (HHV(HIGH,34) - LLV(LOW,34))),3);
卖卖:=SMA((((HHV(HIGH,34) - CLOSE) / (HHV(HIGH,34) - LLV(LOW,34))) * 100),2,1);
A:=(crOSS(买买,卖卖) AND (买买 >= 45));
阻击龙头:A > 0;