字典網>> 英漢字典>> P開頭詞條>>proportional ionization chamber的意思 漢英字典proportional ionization chamber中文翻譯：【電】 正比游離室字典網字典網相關詞條：proportional linearity proportional rate proportional increase proportional counter proportional controller proportionalist proportional mortality rate proportional-integral controller proportional controllers proportional allocation of sample size