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- negative ion concentration in the air 空气负离子
- air negative ion concentration (ANIC) 空气负离子
- Keywords Guangzhou;greenbelt;air negative ion concentration（ANIC）;affecting factor; 广州;绿地;空气负离子;影响因子;
- PH value: Self defines the negative logarithm being hydrogen ion concentration. PH值：本身定义是氢离子浓度的负对数。
- Negative Ion Concentration 负离子浓度
- Let's purify air with a negative ion generator. 我们用负离子发生器净化一下空气吧。
- A chemical compound containing aluminum as part of a negative ion. 铝酸盐一种化合物，铝作为负离子部分包含于其中
- The negative air ion concentration in different communities were as follows: lower greenbelt>woodland>weed land>bald land>concrete piazza. 不同植被类型由高到低依次为：花卉绿地＞林地＞宜林荒草地＞裸露地＞水泥广场；
- The increased ion concentration generates a negative potential, preventing the cell from being able to produce an excitatory electrical pulse. 细胞内多出的负离子产生负电位，使得神经细胞不容易产生兴奋性的电脉冲。
- A negative ion is an atom which has gained one or more extra electrons. 获得一个或多个额外电子的原子称为负离子。
- Negative ion ESI-MS is a rapid, effective and reliable means to analyze ABS. 负离子ESI-MS是快速、有效和可靠的鉴定ABS的方法。
- The Zeta charge experiment showed that EBU-1 was a negative ion bioflocculant. 电负性实验表明，EBU-1是阴离子型微生物絮凝剂。
- The vitamin twister uses positive ion / negative ion / negative, positive ion. 维他命导入棒能令肌肤直接吸收水份和营养，使肌肤持久水嫩晶莹。
- Why do we need super negative ions? 为何人体需要超负电离子?
- Hint: When solute is added to a saturated solution, there is no change in ion concentration. 提示：当溶质加入已饱和溶液，对离子浓度无影响。
- The positive and negative ions become separated or dissociated. 正负离子彼此分开或解离。
- If proper ion concentration was given, relatively high activity of RNA polymerase could be shown. 选择了适当的离子浓度能显示较高的rna聚合酶的活性。
- Positive ions drift downward, negative ions drift upward. 正离子向下漂移，负离子向上漂移。
- Objective:To observe the effect of ion concentration in staining solution on reticulo-cyte dyeing. 目的:探讨染色液中离子浓度对网织红细胞染色的影响。
- Applying equally to both positive and negative ions. 双极性的等同地适用于正负离子的
