The Adjacency Matrix of the Directed Graph is easy to build, but the reach-relation of factors is more useful when building the structure model.
有向图的邻接矩阵比较容易建立,但是在建立结构模型时,更有用的是要素间的可达关系。
This catalyst adopts the new mesopore matrix and optimized multifunction activity components. With the special process, it can reach the expected production distribution.
该催化剂采用了其有介孔结构的新型基质及优化的多活性组元配伍,与其特定的配套工艺协同作用,可达到上述预期的产品分布目标。
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