林北

领域：黔西南布依族苗族自治州

介绍：A zero-sum mentality about China-US relations is reflected not only in the thinking of some US politicians, but also in a new survey conducted by the Pew Research CenterBefore they became major officials, dozens of years should have passed and they should have collected enough experience to tackle seemingly tough problemsEach year, analysts at Clarivate Analytics mine millions of citations in the Web of Science, an online subscription-based scientific citation indexing service, to identify top-tier researchers in physiology or medicine, physics, chemistry and economics...