咨詢內(nèi)容：//交易系統(tǒng)if HOLDING<0 then begin平空:SELLSHORT(平空條件,手?jǐn)?shù),LIMITR,OPEN);end?if HOLDING>0 then begin平多:SELL(平多條件,手?jǐn)?shù),LIMITR,OPEN);endif HOLDING=0 then begin開多:BUY(開多條件,手?jǐn)?shù),LIMITR,OPEN);開空:BUYSHORT(開空條件,手?jǐn)?shù),LIMITR,OPEN);end
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