This authenticates that it is genuine or has an undisputed origin, provided that illegal product substitution has not occurred.

这个服务器开始，那是真正的或是有无可置疑的起源，但未发生非法产品替代。

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This paper analyzes the reasons that the illegal mining action of the substitution of mining for exploration exist, and proposes the universal phenomenon to be considered.

本文分析了以采代探的非法采矿行为存在的多种原因，并提出这种现象的普遍存在应引人深思，要加紧促使对矿业权市场的规范和完。

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