The inverted device for the magnetorheological finishing was designed aiming at the huge dimension parts.

针对大尺寸工件的抛光加工特点，设计了倒置式的磁流变抛光装置。

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Furthermore, we also provide a method for critical nodes selection based on modal analysis, which aims at reducing the huge dimension of injection space.

基于模态分析，提出了选择系统关键节点的方法，以实现注入空间的有效降维。

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However, customers' information collected in e-commerce is always huge, multi-dimension and incomplete, how to classify the information properly and efficiently is a hard problem.

然而电子商务中所搜集到的客户信息往往具有海量、高维度和不完备等特点，如何对其正确、高效地分类是一个难题。

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