在经济飞速发展的今天，裕固族传统民歌面临着良性传承的问题。
Nowadays, Yugur traditional folk songs are facing the problem of positive inheritance with quick economic development.
综述了芳香族置换氟化的反应机理与最新研究状况，并展望了其未来发展前景。
The reaction mechanism and the latest research status of displacement fluorination of aromatics are summarized, and the development trends are forecasted also.
随着人们生活水平的大幅度提升和汽车工业的迅猛发展，越来越多的人加入有车一族。
With a remarkable rise in people's living standards and the rapid development of automobile industry, more and more people have joined car owners.
应用推荐