... 宽展轧制：spread rolling 宽展机座：broadside stand 宽展：width spread ...
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spread and rolling 摊铺及碾压
·2,447,543篇论文数据，部分数据来源于NoteExpress
It looks like one investor is rolling a large put spread out to the December contract to extend bearish sentiment on the stock through to the end of 2011.
FORBES: Bulls Bet On Peabody, Bears Snap Up TD Ameritrade Puts
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