Thus good spot market price forecasts can help set up profitable bilateral contracts.
因此一个准确的现货价格预测可以帮助制定有利可图的双边合同。
ANSWER: t There are basically two types of contracts: flat price and cost analysis.
合约基本上有两种类型：平价和成本分析。
ANSWER: t There are basically two types of contracts: flat price and cost analysis.
合约基本上有两种类型：平价和成本分析。
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