Heteropoly acid is a kind of clustertype compound of metallic oxide.
杂多酸是一类金属氧化物的簇型配合物固体。
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Furthermore, this paper introduces the clustertype, a control variable, through which it is found out that the testing results vary in different types of clusters.
此外，还引入集群类型这一控制变量，研究发现，不同集群类型中，研究模型的检验结果存在差异。
3
Inventory of cluster: Firmware versions, models, serial Numbers, number of nodes in cluster, processor type, memory.