standard two-step method 标准两步法
以上来源于: WordNet
The new method USES DEA efficiency as a clustering standard and looks for DEA effective units step by step so as to cluster.
该方法以DEA有效为聚类标准，通过逐步寻找DEA有效单元的方法从而达到聚类的目的。
The primary contents are summarized as follows:Based on STEP standard, a method to construct common auto-part product information model is discussed.
分析了基于STEP性能特征模型的汽摩配产品数据建模一般过程和实现方法。
The paper introduces a multi-level H-bridge converter, which produces 18-step waveform according to required control method. The standard sine waveform can be gotten after passing through the filter.
介绍了一种多级H桥并联变换器，通过一定的控制方式使每个H桥变压器副边产生的波形叠加成18阶梯波，经滤波后可得到比较标准的正弦波。
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