,,
, "输入" "选择期权交易策略类型:",,
"4" "价格","60" , "行权价格","60" "期权价格","2" "输出" "期权到期时的股价","0","60","120","60","60" "期货盈亏","60","0","-60",,
"期权盈亏","58","-2","-2",,
"组合的总盈亏","118","-2","-62",,
"行权价格",,
"50","-50" ,