The paper discusses the conception and existing condition of hybrid library, in the meantime, analyses differential medium form collection and differential structure collection form of hybrid library.

本文从情报与情报工作的含义入手，分析混合图书馆强化情报服务职能的重要性，论述了混合图书馆情报服务的条件与特征。

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We can measure the heat capacity at constant volume, and now we have another term, and if we can figure out how to measure it, we'll have a complete form for this differential du which will enable us to calculate du for any process.

我们能够测量恒定体积下的热容，这里我们有另一项，如果能够知道怎么测量它，问我们就有了这个完整的微分式,就能够对任何过程计算。

麻省理工公开课 - 热力学与动力学课程节选