人体的体液正常酸碱度pH值应为7.35~7.44,如果偏离这个值,身体细胞内的化学反应速度会发生显著变化。酸碱平衡是体内环境调节的重要因素,也是维持正常生理活动的重要条件。正常情况下,人体可以通过自体的调节作用,将多余的酸性或碱性物质排出,达到弱碱性。当身体有问题或摄入的酸性过多,身体无法处理时,便会导致酸碱度失衡。
...弱碱性; 密度泛函; 选择性; 浮选[gap=1930]Key words: ethoxylcarbonyl thionocarbamate; copper sulfide minerals; slightly alkaline values; density functional theory; selectivity; flotation..
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固相萃取机理 - docin.com豆丁网 cation exchange) 强碱性(SAX, Strong anion exchange) 弱碱性(WAX, Weak anion exchange) 强酸性阳离子交换树脂 • 指在交联结构高分子基体上带有磺酸基( - SO 3 H) 的一类树脂 •..
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弱碱性的 alkalescent ; weakly alkaline
弱碱性阴离子树脂 weak anion resin
弱碱性阴离子交换树脂 weakly basic anion exchange resin ; weak-base exchange resin ; Weak-base Anion-exchange Resin
弱碱性树脂 weakly basic resin
弱碱性阴离子交换剂 weak-base anion exchanger ; DEAE-Sepharose Fast Flow ; weak base anion exchanger
呈弱碱性 pKb
弱碱性反应 faintly alkaline reaction
弱碱性土 weakly alkaline soil
弱碱性离子交换树脂 weak-base ion-exchange resin
它是一种温泉水,含有矿物基质,来使它还原转化为弱碱性水。
It is a kind of hot spring water, which contains the mineral base, to restore and transform it into weak alkaline water.
弱碱性:红豆、萝卜、苹果、甘蓝菜、洋葱、豆腐等。
Weakly alkaline: red beans, radishes, apples, cabbages, Onions, bean curd.
但PH值的降低并不会使海水真的变成酸性(海水原属弱碱性)。
The declining pH does not actually make the waters acidic (they started off mildly alkaline).
The native structure is this double stranded structure here and if I heat it up slightly and I add some base, so under slightly basic conditions, these molecules will fall apart because you've created conditions where the hydrogen bonding is no longer favorable so they peel apart.
原始结构,在这里就是指DNA双链,如果我稍微加热,并且加入一些碱,在弱碱性的条件下,这些配对碱基会分开,这是因为在一定条件下,碱基对之间的氢键,不再稳定并且会断裂分开
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