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The recent developments in conventional synthesis of naphthol are summarized, including sulfonation alkali-fusion, via isopropyl naphthalene, hydrolysis, via tetrahydronaphthalene.

摘要简年来一元酚传统合成技的发展,包括磺化碱熔法、异法、水解法、四氢化法。

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economic, economic aid, economic and social council, economic crisis, economic geography, economic growth, economic policy, economic system, economic value, economical,

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3G, 401(K), a,

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VOA常速英语_

So, this is a very interesting batik piece. This is used, made using naphthol dyes.

是一件非常有趣的蜡染作酚染料制成的。

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economize, economizer, Economo, economy, economy of scale, economy-size, econut, ecoparasite, ecopathogenic, ecophene,

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3G, 401(K), a,
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