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- At an intermediate pH value, an amino acid acts as a dipolar ion, or zwitterion, which has no net charge. This pH is the isoelectric point (pI), which varies according to the R group involved. 在pH值适中的时候,氨基酸可作为偶极离子,或两性离子,它不带电。这个pH值叫等电点,它随着R基团的不同而不同。
- Keywords amino acid;dipolar ion;solubility;ion-shield model; 氨基酸;偶极离子;溶解度;离子-屏蔽模型;
- dipolar ion 偶极离子
- We sailed from Perth with a cargo of raw ion. 我们装着一船生铁从佩思启航。
- Both of these particles can produce ion pairs. 这两种粒子都能产生离子对。
- Computers are now widespread ion China. 如今，计算机在中国被广泛应用。
- The crystals were cleaned by argon ion bombardment. 结晶体由氩离子轰击而净化。
- The hydroxyl ion has a negative charge. 氢氧根离子有一个负电荷。
- The seas, wind, and te ion were really high. 大海上风吼浪涌，我们的情绪也高度紧张。
- It is a technique called ion beam writing. 这一技术被称为离子束刻写。
- Pyran is not aromatic, but the phrylium ion is. 吡喃不是芳香的，但眬英嗡离子是。
- High conductivity polymer ion conductor in R.T. 室温高导电率高分子离子导体。
- Familiar with Lithium Ion test equipment. 熟悉锂离子的测试装备。
- Having only one metal ion or positive radical. 只有一个金属离子或正基的
- A hollow cathode CW silver ion laser at 4788 ? 银离子空心阴极4788埃激光器
- How Does Voltage Open an Ion Channel? 电压是如何打开离子通道的?
- Take your pa ion and make it come true. 发挥你的热情,让美梦成真。
- In this case, the ion is potassium. 这里的离子指的是钾离子。
- Depre ion affects people differently. 抑郁对人们的影响是不同的。
- Gd3+ ion is a fine activator and sensitizer. Gd~(3+)离子是优良的激活剂和敏化剂。
