With the advance of globalization, for the sake of international academic communication, a growing number of scholars in China have paid more attention to abstract writing of an sci-tech paper, especially of papers indexed by EI and ISTP; however, the quality of abstract writing is still far from satisfactory. A well-designed informative abstract, deemed as the essence of a full report, covers all the elements like the purpose, methods, scope, results and conclusions of the study. For such an abstract, it's best to meet all the due writing requirements and follow the format so that it is valua...