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hydrogen ion exponent
agric.
氢离子浓度指数
anim.husb.
酸碱度
met.
氢离子指数
English thesaurus
hydrogen-ion exponent
el.chem.
pH
hydrogen ion exponent
abbr.
pH
hydrogen-ion exponent
:
3 phrases
in 2 subjects
Earth sciences
2
Refrigeration
1
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