Relating to stable dynamic direction throughout stringent uses, FAG Precision Bearings represent the realm forerunner. Recognized for their noteworthy meticulousness, FAG segments maintain fluid, competent service also amidst the most unforgiving… Read More


近些年,围绕环绕低分子级化合物,尤其是苯并环丁烯结构衍生物的研讨日益引荐关注。 本研究致力于推动多种实用的苯并环丁烯生产手段,包括但不限于过渡金属催化的连结反应、亲电取代以及通过环状构造构建苯环丁烯。 同时,细致探究了多样官能团对苯并环… Read More