英语词汇“pitch ratio”的英文翻译、意思、用法、释义-英汉汉英词典-喷码机网

单词	pitch ratio
释义	pitch ratio螺距比（螺旋桨）pitch ratio节圆直径比pitch ratio螺距比（螺旋槳）航空太空名詞pitch ratio節圓直徑比海事pitch ratio螺距比；節圓直徑比機械工程pitch ratio節圓直徑比造船工程名詞
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