名词
中文翻译：百分比调制
同义词：
['percent modulation', 'percent modulation', 'percentage modulation']
例句：
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1. Thecompany's decision to increase its profit margin by 5% is a significant move.
该公司决定将其利润率提高5%，这是一个重大举措。
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2. The team needs to find a way to modulate their output to match the target frequency.
团队需要找到一种方法来调节他们的输出，以匹配目标频率。
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3.The engineer used a percent modulation technique to control the speed of the motor.
工程师使用了百分数调制技术来控制电机的速度。