您要查找的是不是：
- hydrogen ion test paper 氢离子试纸, pH试纸
- It will be wise to go over your test paper again. 还是把您的考卷再检查一遍的好。
- He is answering the test paper busily. 他正忙着答考试卷。
- Familiar with Lithium Ion test equipment. 熟悉锂离子的测试装备。
- The easiest way to make one is to add a hydrogen ion (H+). 形成阳碳的最简单的办法就是加上一个氢离子。
- He erased pencil marks form the test paper and handed to the teacher. 他擦去试卷上的铅笔笔迹然后递给了老师。
- Weak acids ionize partly ( <1% ionize) in water to give hydrogen ion. 弱酸在水中部份电离(<1%25电离)，放出氢离子。
- It would be wise to go over your test paper again. 还是把您的考卷再检查一遍的好。
- 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。
- No. I didn't find any mistake in his test paper. 没错。我在他的试卷上没发现任何错误。
- No. I do not find any mistake in his test paper. 没错。我在他的试卷上没发现任何错误。
- You'd better go through your test paper again. 你最好把考卷再看一遍。
- A substance capable of yielding hydrogen ions. 氢离子供体一种可放出氢离子的物质
- Have you checked your test paper?--Yes, I have. 你检查了你的考卷吗？检查了。
- Acids dissociate to give hydrogen ions. 酸分解时会释放出氢离子。
- Have you checked your test paper? --Yes,I have. 你检查了你的考卷吗?检查了。
- Thus, in alkalosis, the increased potassium ion excretion in exchange for sodium ion permits hydrogen ion conservation. 因此在碱中毒中，钠钾交换的增加使氢离子保留。
- He is answeringthe test paper busily. 他正忙着答考试卷。
- He made the assumption that the electronic charge is numerically equal to the charge on a hydrogen ion. 他假设电子的电荷数与一个氢离子的电荷数相等。
- He ruled the test paper carefully. 他小心地在考卷上画直线。
