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A new camphol sandaliol was synthetized by selective alkylation of isocamphol and phenol with acidic catalyst, and following hydrogenated in the presence of Raney nickel.

本文龙脑与苯酚在酸性催化剂进行选择性烷基化反应,再经催化氢化还原得到龙脑檀香产品。

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Trees of the family Dipterocarpaceae dominate the canopy and emergent layers of the hyper-diverse, aseasonal, humid lowland tropical forests of Southeast Asia.

龙脑香科植物为主的东南亚热带雨林有一非常特别的现象,那定期的大开花现象。

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Isobornyl ethyl ether was prepared by ethoxylation of camphene with absolute ethanol in the presence of DCP heat-resistant ion exchange resin.

工业莰烯在耐高温离子交换树脂DCP催化与无水乙醇反应生成了异龙脑基乙醚。

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here, here and now, here and there, hereabout, hereabouts, hereafter, hereat, hereaway, hereaways, hereby,

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3G, 401(K), a,

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When we look at the brain of Allosaurus, what we see, is some enlargement of the forebrain, the cerebrum.

我们看看到前脑那里有些膨大也就是大脑。

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hereditism, hereditist, heredity, heredoataxia, heredo-degeneration, heredodiathesis, heredofamilial, heredo-immunity, heredolues, heredopathia,

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3G, 401(K), a,
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