PONS词典中的例句（已经编辑处理）
单语范例（未经PONS编辑处理）
英语
- In soil, the optimum pH for the plant is 6.3 to 6.8.en.wikipedia.org
- Enzymes and other proteins have an optimum pH range and can become inactivated or denatured outside this range.en.wikipedia.org
- In animals, it is a major digestive enzyme, and its optimum pH is 6.77.0.en.wikipedia.org
- The optimum pH for this enzyme is 6.5.en.wikipedia.org
- Most of the trehalase enzymes isolated from bacteria have as optimum pH of 6.5-7.5.en.wikipedia.org
- With the chemicals being used in your average hydroponic solution, a chemist would say that the optimum pH would be 7.0, which is neutral.www.cannabisculture.com
- A soil with an optimum pH now may very gradually become more acidic over the next 20 years depending on fertilizer use and land management.www.grainews.ca
- So, what is the optimum pH for effective skin health?www.skininc.com
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英语