It is generally accepted that a chain reaction may be obtained in uranium which would yield enormous amounts of energy.
人们普遍认为,铀可以引起连锁反应,产生巨大的能量。
The said process can synthesize bisphenol compounds with long side chain in high yield and high selectivity.
本发明以高收率高选择性地合成了一些新的长侧链双酚类化合物。
Active saturated dihalide is adopted to further react with long chain tertiary amine to obtain a final product with high yield.
采用活泼二卤代烷与一种长链叔胺经过一步反应得到最终产物,产率较高。
Chen said, "Industrial design is the key point of the value chain. Figures show that in Britain, 100 pounds of investment in design can yield 225 pounds of output."
陈东亮说:“工业设计是产业链中的关键所在,有数据显示,在英国,100英镑的设计投入可以创造225英镑的产值。”
Chen said, "Industrial design is the key point of the value chain. Figures show that in Britain, 100 pounds of investment in design can yield 225 pounds of output."
陈东亮说:“工业设计是产业链中的关键所在,有数据显示,在英国,100英镑的设计投入可以创造225英镑的产值。”
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