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The three-bladed rotor spins in winds from 7 to 70 MPH, sweeping twice the area of a football field.
当风速达到每小时7至70英里时,便可驱动安装着三片风叶的转子旋转。
youdao
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The three-bladed rotor spins in winds from 7 to 70 MPH, sweeping twice the area of a football field.
当风速达到每小时7至70英里时,便可驱动安装着三片风叶的转子旋转。
youdao