The minute division of labour in the production process,and increasing interdependency in trade and economy is evident in the financial crisis afflicting us at the end of this century. Economic activity is no longer pure...
简介氟树脂的种类和聚四氟乙烯的发现经过.Sorts of fluororesins and the discovery of polytetrafluoroethylene are introduced.液晶容器的内表面上可以包括一含氟树脂.An inside surface of the liquid crystal container may include a fluorine resin.聚全氟乙丙烯是一种重要新型氟树脂产品,本...
Better methods of dewatering and disposing of these sludges are needed.需要研究更好的污泥脱水和处置方法.Frequently, dewatering of sludges is difficult, especially when of gelatinous consistency.通常来说, 污泥脱水是困难的, 特别是属于胶粘状稠厚污泥时.Dewatering a...
蓝舌病发生于大多数家生的和野生的反刍动物.Bluetongue occurs in most species of ruminants , both domestic and wild.人们对蓝舌病的发病机制还不完全了解.The pathogenesis of bluetongue is inadequately understood.蓝舌病病毒在这种昆虫体内繁殖.The bluetongue virus replicates in t...
A coarser grade of iron will lower the yield of ferrocene.粗粒的铁将降低二茂铁的产量.These receptors include bridged dipyrrole ansa - ferrocene, bipyrrole - based catenanes , guanidinium - appended amidopyrroles, 2,5 - diamidopyrrole...