A practical hydropower plant is selected in case study, and the influences of the hydrological variation, contract price and contract volume on the option price and social benefit are analyzed.

算例以某实际水电厂为例，分析了水文波动性、合同电量和合同价格对复合期权价格以及社会效益的影响。

youdao

The Lot 9 order includes LVT(1) airborne and LVT(2) ground-based Low Volume Terminals under the Indefinite Delivery/Indefinite Quantity contract awarded in January 2000.

根据2000年2月授予的不定期交付/不确定数量合同，Lot 9订单包括LVT(1)机载和LVT(2)陆基低容量终端。

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On its first day it handled 5,726 lots of Brent (each lot, or contract, is 1,000 barrels), over a third of the volume in the IPE's new morning electronic session.

在开张当天布伦特原油的成交量就达到了5726手（每一手就是一份合约，相当于1000桶），是伦敦国际原油交易所当天上午更换电子交易成交量的三分之一。

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The defense contractor will likely post lower revenues in Q4 due to reduced contract volume and its winding down of certain defense programs like the F-22.

FORBES: Lockheed's Earnings: Lower Defense Spending Impact In Focus

It would also supplant CME Group Inc. as the world's largest futures exchange by contract volume and create a clear leader in the U.S. options market.

WSJ: NYSE, Deutsche B?rse in Deal Talks

Chart Analysis: The monthly chart of the Comex gold contract that goes back to 2011, uses the continuous contract that includes volume from all open contracts.

FORBES: Gold: A Long & Short-Term View