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关注：1
2013-05-23 12:21
求翻译：Then, the pH was adjusted to 4.00 by adding sodium hydroxide,approximate amounts of hydrogen peroxide solution were added to the reaction solution by constant-flow pump in 1 h as the pH value of the solution was stabilized to 4.00是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
Then, the pH was adjusted to 4.00 by adding sodium hydroxide,approximate amounts of hydrogen peroxide solution were added to the reaction solution by constant-flow pump in 1 h as the pH value of the solution was stabilized to 4.00
问题补充： |
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2013-05-23 12:21:38
然后， pH通过加入氢氧化钠调节至4.00，过氧化氢溶液近似量加入到通过定量泵将反应溶液在1小时的溶液的pH值稳定在4.00
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2013-05-23 12:23:18
然后,pH值调整到4,添加氢氧化钠,近似的氧化氢溶液的添加了反应的解决方案不断的流泵1H中的PH值稳定,解决方案4
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2013-05-23 12:24:58
然后，酸碱度在1 h被调整了到4.00被增加氢氧化钠，近似相当数量过氧化氢解答增加了到反应解答由恒定流动泵浦，当解答的PH值被稳定了到4.00
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2013-05-23 12:26:38
然后，ph 值调整到 4.00 加入氢氧化钠，近似数量的过氧化氢溶液添加了反应液 1 h 的恒流量泵作为溶液的 pH 值稳定到 4.00
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2013-05-23 12:28:18
正在翻译，请等待...
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