这是氢的同原子的共价能,在纯氢中，我们有完美的共价键。

This is the homonuclear bond energy for hydrogen in pure hydrogen. There we have perfect covalency.

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SQLFire提供了一个JDBC与ADO.NET接口，用于以纯s QL的方式查询数据库，但键与索引却是存放在内存中以提供高可伸缩性、可用性及更棒的性能。

NET interface for querying the datastore in a pure SQL manner, but the keys and indexes are stored in memory to provide high scalability, availability and better performance.

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