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| 31. | soil salt-extract acidity |
| 土壤盐浸出液酸度 |
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| 32. | gasoline acidity test |
| 汽油酸度测定 |
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| 33. | soil surface acidity |
| 土壤表面酸度 |
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| 34. | Isocyanates--Determination of acidity |
| GB/T12009.5-1992异氰酸酯中酸度的测定 |
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| 35. | renneting acidity |
| 凝乳酶凝乳酸度 |
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| 36. | mineral acidity and alkalinity |
| 矿物酸度和碱度 |
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| 37. | soil water-extract acidity |
| 土壤水浸出液酸度 |
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| 38. | rapid determination kit for blood acidity |
| 血液酸度简易测定器 |
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| 39. | titration of total acidity |
| 总酸度测定 |
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| 40. | The alkaline solution may help to reduce acidity. |
| 碱性溶液有助于降低酸度。 |
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