您要查找的是不是：
- ion exehange resin 离子交换树脂
- ion exehange 离子交换技术
- ion exehange equivalent 离子交换当量
- The basin is made of synthetic resin. 这个盆是用合成树脂做的。
- ration exehange resin 阳离子交换树脂
- They are made of a common plastic resin. 它们是用一种普通的塑胶合成树脂做成的。
- This shelf was made of synthetic resin. 这个架子是合成树脂做的。
- A paint containing acrylic resin. 丙烯酸树脂漆含丙烯酸树脂的涂料
- Amber is the resin of pine trees that grew very very long ago. 琥珀是古老的松脂。
- 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。
- Methods: Extracted by EtOH,purified by 732-positive ion exchange resin. 方法:全草粗粉用乙醇提取,强酸型732阳离子树脂交换纯化。
- Excess resin is suspended in the crude homogenate. 过量的树脂悬浮于粗匀浆中。
- The cation resin used in softeners is easily contaminated by iron ion. 软化器中使用的阳离子交换树脂容易受到铁离子的污染。
- 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。
- Opacity is due to crazes in the resin. 不透明是因树脂中产生裂纹。
- 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。
- The sodium is removed with cation exchange resin. 钠用阳离子交换树脂来分离。
