The cyclopentadiene is prepared by the thermal cracking of dicyclopentadiene.以热裂解双环戊二烯的方法制备环戊二烯.The method of cyclopentadiene ( CPD ) from dicyclopentadiene ( DCPD ) with liquid phase thermal decomposition method is stud...
The arithmetic of nuclear running costs has been skewed by the fall in the cost of other fuels...核运营成本的计算由于其他燃料的降价而出现了偏差。Deflagration of combustible cloud formed by hydrocarbon fuels dispersed in air can easily transfere...
“辛托6”的铀矿体产于不整合面之下变质甚深的粒玄岩中.At Scinto 6 uranium occurs in much altered dolerite below the unconformity.这种不整合面在石油勘探中具有很大实际意义.Such unconformities have considerably practical significance in oil exploration.不整合面标志着河相至边缘海相沉积的...
He is the preeminent tenor of the modern era.“他是现代杰出的男高音”He is preeminent because his articles are well written.他的文章写得很漂亮,卓尔不群.Corporate goal: To become the preeminent media company of the 21 st century.公司目标: 成为二十一世纪最卓越的...
He describes French centralism , single - mindedness and self absorption as the " Cartesian Handicap. "他把法国人的中心主义 、 一门心思和自我关注说成是 “ 笛卡儿式的障碍 ”.This paper discusses the upper chromatic number of the Cartesian product of co ...