英语词汇“mark-to-space ratio”的读音、翻译、释义、用法及例句-语文网

词汇	mark-to-space ratio
释义	mark-to-space ratio 传号空号比矩形波正半周和负半周脉宽之比。正半周为传号，负半周为空号。
随便看	feasance feasibility feasibility study feasible feast feastful feast on feast-or-famine feat feather feather bed featherbed feather-bedding featherbedding feather boa featherbone featherbrain featherbrained feather duster feathered featheredge featherhead featherheaded featheriness feathering

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