对冲的效果就是增加了稳定性，减小了风险

来源: BullishSolar 于 2019-10-27 09:27:51 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.

Change Ad Consent