锕类任何化学性质相似, 原子序数在89 ( 锕 ) 与103 ( 铹 ) 之间变化的放射性元素.Any of a series of chemically similar, radioactive elements with atomic numbers ranging from 89 ( actinium ) through 103 ( lawrencium )....
用量及硫化条件和4010NA类防老剂相同,一般为二份.Dosage and vulcanization condition is the same as 4010 NA antiager.采用(WSLMB)的复合防老剂防老化效果较好.The combination of the phenolic antioxidants WSL and MB have better effects against the aging.讨论了防老剂的品种...
我读过你论加尔文心理唯实论的文章.I've read your stuff about the psychological realism of Calvin.摘要唯实论与唯名论以不同方式影响传统的生物分类原则.The realism and nominalism of middle ages affected the traditional taxonomy with different modes....
He became a taunt to his neighbours.他成了邻居们嘲讽的对象.Why should she taunt him this way unless she had good grounds?除非她确实有了证据,不然她怎么会对他这样辱骂 呢 ?His genial sufficiency was a taunt and a mockery to many.他那么和蔼自满的态度,许多人都认为是一种辱骂和嘲弄....
The cost pales into insignificance when compared with the damage done to his reputation.与对他声誉造成的损伤相比，这一代价就变得微不足道了。Her insignificance in the presence of so much magnificence faintly affected her."她想象着他所描绘的一切,心里不禁有些刺痛.Comp...