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This article introduced a method for preparing α - chloro - isobutylaldehyde , in order to explore a practical chloration of oxo - compound.本文介绍了制备氯代异丁醛的方法, 其目的在于探索羰基化合物的一种实用的氯代方法....
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“居”的拼音为:jū...
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n.驼背( humpback的名词复数 )...
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n.景观美化,造园林...
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n.预知,先见,前科学...
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v.(使)逐渐转化,顺次排列( gradate的过去式和过去分词 )...
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hydroline的音标:hydroline的英式发音音标为:['haɪdrəlaɪn]hydroline的美式发音音标为:['haɪdrəlaɪn]...
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“交配”的拼音为:jiāo pèi...
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marlin的音标:marlin的英式发音音标为:['mɑ:lɪn]marlin的美式发音音标为:['mɑrlɪn]...
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adj.带枪的,枪击...
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adj.敌意的,有害的,抵触的, 不利的...
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This product is a valve of autocontrol and protection.本产品是一种自动控制及起保护作用的阀门.The hardware and software of autocontrol system were also discussed in detail.详细阐述了膜式水冷壁焊机自动控制系统的硬件组成和软件实现.So can implement the autocontrol of dra...
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draftsman的复数形式为:draftsmen...
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“追究”的英语可以翻译为:look into,find out,investigate,run,went behind ...