The PH value of soil is neutral in Changchun Normal University, but the difference in various places is not obvious.
从整体来看土壤的pH值呈中性，各样点差别并不明显。
When made into disinfection solution, its pH value is neutral. It's less corrosive to metal.
本品呈消毒液时的pH值为中性，对金属的腐蚀性小。
When made into disinfection solution, its pH value is neutral. It's less corrosive to metal.
本品呈消毒液时的pH值为中性，对金属的腐蚀性小。
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