But does it make sense to treat the brics-or any other combination of emerging powers-as a block?
然而将金砖四国(或者任何其他新兴力量的组合)视为一体是否有意义？
2
The method of substructure blockcombination is presented in the paper and it makes the assessment expert system easy realize, and the system has a good maintainability.
提出的子结构模块组合方法易于评估专家系统的实施，使系统具有良好的可维护性。
3
A method is presented here for color image compression which is based on efficient combination of Block Truncation coding (BTC) and Principal Component Analysis (PCA).