Comparisons of the 1 V Josephson array voltage standard of the Bureau International des Poids et Mesures (BIPM) were made with that of the National Institute of Metrology (NIM), Beijing, China, in November 1995. The results agree within an overall uncertainty of less than 1 nV.

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With the further development of “the reform and open”, and the strategically stable advancement of “going out”, there is increasingly demand for foreign language talents and foreign language education. Research-based College English Blended Teaching just adapts to the national demand for international fashion talents with the international vision and the ability to participate in the international competition, which also provides us with opportunity to integrate the information technology with subject teaching. With the A-level class of grade 2018 from Beijing Institute of Fashion Technology (BIFT) as the case, the blended teaching theory as the guidance, this research presents the way of practice in research-based college English blended teaching by making use of the instrumental features of college English with the aim of cultivating students' professional research ability and academic communication ability. The study shows that remarkable results have been achieved in research-based blended teaching after three-semester practice-students could independently deliver academic presentation and conduct research in English individually or collaboratively in the professional field. The practice and exploration of the efficiency in research-based College English blended teaching could enhance the ability of academic presentation and academic writing of fashion majors, and promote their academic achievements for high-quality international fashion talents. Therefore, research-based College English blended teaching, integrating English skills with professional knowledge, is proved to be definitely instructive, implicational and exemplary to reform college English teaching in fashion field.