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| valor do pH | |||
| valor do Ph | |||
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| valor do pH; pH | |||
| 英语 词库 | |||
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| pH number (Andrey Truhachev) | |||
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| pH | |||
| pH indicator; pH recorder; value of power of hydrogen (logarithm of the reciprocal of the hydrogen ion concentration in gram-molecules per litre) | |||
| potential of hydrogen value | |||
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pH-value : 1 短语, 1 学科 |
| 医疗的 | 1 |