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一是前沿意识,这主要体现在选题上。前沿不等于前卫,有些很保守的问题和方法同样具有前沿性。前沿也未必都是最新的,有的很古老的问题也同样具有前沿性。所以,前沿性
First, front-line awareness, which is mainly reflected in the selection of topics. The front is not equal to avant-garde, some very conservative issues and methods are also cutting-edge. Neither is the frontier the most up-to-date, and some very ancient problems are similarly cutting-edge. So, cutting-edge