Call Put 还有 Op Int 还有 Opt's 还有 set .都是期货术语.

Call Put 还有 Op Int 还有 Opt's 还有 set .都是期货术语.
Commodity Futures Price Quotes For
Corn (CBOT)
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Current Session Prior Day Opt's
Open High Low Last Time Set Chg Vol Set Op Int
Mar'14 427 2/8 427 4/8 427 427 08:45
Jan 22 - 2 134010 425 617271 Call Put