The molluscacidal medicated additive is bromoacetyl bromide or niclosamide.所述的灭螺药物添加剂为溴乙酰胺或氯硝柳胺.The writer analyzed the and disadvantage on phasing - out methyl bromide in China.本文分析了我国淘汰甲基溴的利弊.Conclusion 0.1 % benzalkon...
The addition of hydrogen bromide involves the attachment of an anionic nucleophile in the final step.溴化氢加成的最后一步,是负离子亲核试剂的附加.Other liquids that are used in manometry are water, organic liquids and bromide compounds.压力计中所用...
The woodcut "Autumn" was conceived as a harvest scene.木刻《秋》是按丰收的景象来构思的。A print of a woodcut , lithograph, or other engraved material, especially when reproduced in a book.铅版:木刻, 平版或其它雕刻材料的印模, 尤指在书中复制时的印版.The woodcut repr...