With ethyl alcohol as solvent and sodium iodide as catalyst, 1,4-dibutoxybenzene was synthesized from metal sodium, hydroquinone and n-butyl bromide.

以乙醇为溶剂，碘化钠为催化剂，由金属钠、对苯二酚和溴丁烷合成了1 ，4 -二丁氧基苯。

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In this paper, the main research object is the alkali metal sodium, potassium, sodium and rare earth elements neodymium doped binary compound doped lanthanum manganese ceramic.

本文研究了一价碱金属钠、钾及钠与稀土元素钕二元复合掺杂的锰酸镧陶瓷材料。

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We have fast reactors which use a liquid metal in the form of sodium or perhaps lead.

我们有高速中子反应堆，那使用一个液态金属，以钠或者铅的形式。

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Nerve cells transmit their signals using electrically charged atoms (called ions) of sodium and potassium, which work rather like electrons in a metal wire.

ECONOMIST: Synthetic biology: Expanded vocabulary | The