alkali单词什么意思_alkali单词解释 alkali的反义词alkali的例句

名词碱

1. 碱：在欧洲的炼金术文献中,有许多从阿拉伯语和波斯语借用的词汇,它们通常以音译的形式出现,如:硫(abric),碱(alkali),锡(alcazdir),酒精(alcohol),氯化铵(almizadir),硼砂(anticar),脂肪酸盐(asabon),狮子(ased),熔炉(athanor),

2. 碱,强碱：hydrogen sulfide 氢化硫 | alkali 碱,强碱 | ammonia 氨

3. 碱性,强碱：Alignment check 定位检查 | Alkali 碱性,强碱 | Alkali degreater 碱脱油剂

4. [化]碱：alcohol thermometer 酒精温度计 | alkali [化]碱 | anti-fogging agent 防雾化剂

3. 七彩网·英语单词大全

1. 碱
An alkali is a substance with a pH value of more than 7. Alkalis form chemical salts when they are combined with acids.

noun

1. any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water

e.g. bases include oxides and hydroxides of metals and ammonia

Synonym: base

2. a mixture of soluble salts found in arid soils and some bodies of water
detrimental to agriculture