名词
中文翻译：正价
同义词：
['positive charge', 'positive ionization例句：1. The positive valency of a compound is determined by its chemical properties.（化合物的正价由其化学性质决定。）']
例句：
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1. The positive valency of a compound is determined by its chemical properties.
化合物的正价由其化学性质决定。
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2.The positive valency of the electrons in an atom determines its chemical properties.
原子中电子的正价决定了它的化学性质。
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3. In electrochemistry, the positive valency of an ion is measured by its ability to donate or accept electrons.
在电化学中，离子的正价是通过它能够提供或接受电子的能力来测量的。