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四级铵盐
释义
四级铵盐
Encyclopedia
理学
四级铵盐
释
quaternary ammonium salt
四级铵盐
铵根离子中的四个氢原子都被烃基取代而生成的化合物。又称季铵化合物、季铵盐。
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figured bass
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figure eight
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Figure in the LiuLi Hall
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figure obtained by polarity
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figure of Darwin
figure-of-eight knot
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