有關(guān)期貨買(mǎi)賣(mài)盈虧及持倉(cāng)盈虧的計(jì)算：

　　細(xì)心一些，分清當(dāng)日盈虧與當(dāng)日開(kāi)倉(cāng)或當(dāng)日持倉(cāng)盈虧的關(guān)系：

　　當(dāng)日盈虧=平倉(cāng)盈虧+持倉(cāng)盈虧

????????=平歷史倉(cāng)盈虧+平當(dāng)日倉(cāng)盈虧+歷史持倉(cāng)盈虧+當(dāng)日開(kāi)倉(cāng)持倉(cāng)盈虧