This plan USES two XISCANs, one for each predicate and index.

该计划使用两个XISCAN，分别用于每一个谓词和索引。

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Usually your ESQL USES at least two namespaces: the namespace for the SOAP envelope and one or more namespaces used by your application data.

ESQL通常至少使用两个命名空间：SOAP信封的命名空间和应用程序数据使用的一个或多个命名空间。

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The example code for this article USES two such self-signed certificates, one for the client and one for the server.

本文的示例代码使用了两个这种自签名证书，一个用于客户机，一个用于服务器。

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The institute recognized two possible uses for chimps: one for cancerous tumors that are already part of ongoing investigations, and the other for a hepatitis C vaccine.

CNN: Laboratory chimps get a new lease on life

Rhenium has two major uses: one is at concentrations of 2 or 3% in nickel cobalt alloys for jet engines.

FORBES: The EU Wastes 99% of its High Tech Metals