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氨的合成主要经过四道工序.There are four major steps in ammonia synthesis.试计算氮在尿素及硫酸氨的质量百分率.Calculate the percentage by mass of nitrogen in urea and ammonium sulphate.这种肥料经过化验表明氨的含量很高.Tests of the manure showed a high ammonia content...
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delomorphic的音标：delomorphic的英式发音音标为：[di:lə'mɔ:fɪk]delomorphic的美式发音音标为：[dilə'mɔfɪk]...
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Gentamycin is a kind of ototoxic drug, which can bring about hearing loss.庆大霉素是一种耳毒性药物, 能够导致感音神经性聋.Conclusion Both bFGF and FGFR 2 may effect on cochlea and oppose to gentamycin.结论FGFR2与bFGF共同作用于耳蜗,二者联合对庆大霉素有一定的对抗作用.Conc...
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peerless的音标：peerless的英式发音音标为：['pɪələs]peerless的美式发音音标为：['pɪrləs]...
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Designing silicon chips to mimic human organs sounds fanciful.设计硅芯片模仿人的器官听上去是异想天开。I went and bought about six dollars' worth of potato chips.我去买了大约6美元的薯条。We ate chips every night, but hardly ever had fish.我们每晚吃炸薯条，但...
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真核...
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frown的现在完成时为：frowned...
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n.块硫砷铅矿...
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“卓越”的反义词：平凡, 平庸, 低劣, 大凡。...
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“针镍矿”的英语可以翻译为：millerite，[化] capillary pyrite，capillose ...
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The woman's dyspnoea and hypoxia settled gradually with conservative management and she was discharged 7 days later.妇女的呼吸困难和缺氧经保守治疗后逐渐缓解并于7天后出院.Arterial hypoxemia and tissue hypoxia maybe induced by tracheal suction...
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[医][=N,N-dibenzyldodecyl amine]N,N-二苄基十二烷胺...
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absinthium的音标：absinthium的英式发音音标为：['æbsɪnθɪəm]absinthium的美式发音音标为：['æbsɪnθɪrm]...