The valence atom of an alkali - metal atom has two states.
碱金属原子的价原子具有两种能态.
辞典例句
Such detergents do not yellow the wool as alkali tends to do.
这种洗涤剂不会象碱那样使羊毛发黄.
辞典例句
All the alkali metals have a single s - electron outside a closed shell.
所有的碱金属都在闭合壳层之外有一单个S电子.
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It was surprising when the alkali spectra showed unmistakable doublets.
当碱金属光谱显示出不容怀疑的双线结构时,是令人惊奇的.
辞典例句
The alkali halides can be grown into large crystals of excellent transparency.
硷金属卤化物能生长成具有优良透明性的大晶体.
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The free alkali metals react immediately with water to liberate hydrogen.
游离的碱金属直接和水中作用,放出氢气.
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The acid and alkali are combined into salt.
酸与碱化合成盐.
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Cyclization occurs readily with dilute alkali.
遇到稀碱就容易环化.
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The goods are rinsed with hot and cold water to remove residual alkali.
产品用热水和冷水漂洗,以除去残留的碱.
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Carbon dioxide is reported to absorb primarily onto surface alkali or alkali - containing constituents.
据报道CO2吸附主要在碱性表面或含碱成分的表面上.
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The nitrocellulose filters are then placed on wet filter paper containing alkali, which denatures the DNA.
再将硝酸纤维素滤膜置于含碱的湿滤纸上, 碱的作用是使DNA变性.
辞典例句
Water, acrylonitrile and the galactomannan gum are added to a reactor with an alkali metal hydroxide.
水 、 丙烯晴和半乳甘露聚糖胶,同碱金属氢氧化物在一起,加入到反应器中.
辞典例句
It is a tribute to the capacity of the kidneys to excrete alkali.
这对肾脏排碱功能是个负担.
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When alkali is added to such compounds a series of proton dissociations occurs.
当碱加到这类化合物中,将发生一系列质子离解作用.
辞典例句
AAR can be assorted two classifications: Alkali - Silica Reaction ( ASR ) and Alkali - Carbonate Reaction ( ACR ).
AAR主要 分两类: 碱 - 硅酸反应(Alkali-Silica Reaction, 简称 ASR ) 和碱 - 碳酸盐反应 ( Alkali-CarbonateReaction,简称ACR ).
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