英语词汇“speed ratio”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	speed ratio
释义	speed ratio 基本例句速比 The speed of light is faster than that of sound.光速比音速要快。 The low tension and gentle treatment is also ensured by the ratio metered AC drive.其速比控制的交流传动系统也确保了低张力和轻柔处理。
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