Oil and gas operation cost is the most important unit in the budget of an oil field company, but there is not yet an effective method to forecast it.
油气操作成本是油田公司预算的最重要的单位，但是目前还没有一种有效的方法来对其进行预测。
The present article aims to introduce the authors research on the method of flood control forecast operation a reservoir can actualize in a flood season.
水库实施的防洪预报调度方式是解决我国防洪和兴利之间矛盾的一条有效途径，其对水库上下游的防洪风险率的大小是决定其能否实施的关键。
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