alkali

The valence atom of an alkali - metal atom has two states.

堿金屬原子的價原子具有兩種能態(tài).

辭典例句

Such detergents do not yellow the wool as alkali tends to do.

這種洗滌劑不會象堿那樣使羊毛發(fā)黃.

辭典例句

All the alkali metals have a single s - electron outside a closed shell.

所有的堿金屬都在閉合殼層之外有一單個S電子.

辭典例句

It was surprising when the alkali spectra showed unmistakable doublets.

當(dāng)堿金屬光譜顯示出不容懷疑的雙線結(jié)構(gòu)時,是令人驚奇的.

辭典例句

The alkali halides can be grown into large crystals of excellent transparency.

鹼金屬鹵化物能生長成具有優(yōu)良透明性的大晶體.

辭典例句

The free alkali metals react immediately with water to liberate hydrogen.

游離的堿金屬直接和水中作用,放出氫氣.

辭典例句

The acid and alkali are combined into salt.

酸與堿化合成鹽.

辭典例句

Cyclization occurs readily with dilute alkali.

遇到稀堿就容易環(huán)化.

辭典例句

The goods are rinsed with hot and cold water to remove residual alkali.

產(chǎn)品用熱水和冷水漂洗,以除去殘留的堿.

辭典例句

Carbon dioxide is reported to absorb primarily onto surface alkali or alkali - containing constituents.

據(jù)報道CO2吸附主要在堿性表面或含堿成分的表面上.

辭典例句

The nitrocellulose filters are then placed on wet filter paper containing alkali, which denatures the DNA.

再將硝酸纖維素濾膜置于含堿的濕濾紙上, 堿的作用是使DNA變性.

辭典例句

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膠,同堿金屬氫氧化物在一起,加入到反應(yīng)器中.

辭典例句

It is a tribute to the capacity of the kidneys to excrete alkali.

這對腎臟排堿功能是個負(fù)擔(dān).

辭典例句

When alkali is added to such compounds a series of proton dissociations occurs.

當(dāng)堿加到這類化合物中,將發(fā)生一系列質(zhì)子離解作用.

辭典例句

AAR can be assorted two classifications: Alkali - Silica Reaction ( ASR ) and Alkali - Carbonate Reaction ( ACR ).

AAR主要 分兩類: 堿 - 硅酸反應(yīng)(Alkali-Silica Reaction, 簡稱 ASR ) 和堿 - 碳酸鹽反應(yīng) ( Alkali-CarbonateReaction,簡稱ACR ).

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