Mineral resources exploration projects always have many option characters.

矿产资源勘探开发项目具有很多期权特征.

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Mineral resources exploration projects are characteristic of long periods, large investments and risk.

矿产资源勘探开发项目具有周期长 、 投资多、风险大的特点.

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Geological exploration projects are different from ordinary construction projects , especially on larger cost control difficulty.

地质勘查项目不同于一般建设项目, 成本控制难度较大.

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