A.買賣雙方都是入市開(kāi)倉(cāng),一方買入開(kāi)倉(cāng),另一方賣出開(kāi)倉(cāng)(即雙開(kāi))時(shí),持倉(cāng)量增加
B.在買賣雙方中,一方為買入開(kāi)倉(cāng),另一方為賣出平倉(cāng)(即多頭換手)時(shí),持倉(cāng)量增加
C.在買賣雙方中,一方為賣出開(kāi)倉(cāng),另一方為買入平倉(cāng)(即空頭換手)時(shí),持倉(cāng)量增加
D.買賣雙方都持有未平倉(cāng)合約,一方賣出平倉(cāng),另一方買入平倉(cāng)(雙平)時(shí),持倉(cāng)量減少