名词
中文翻译：光束功率
同义词：
['light beam power', 'light beam energy', 'light beam efficiency']
例句：
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1. Thelaser beam powers the robot's arm.
激光束为机器人的手臂提供动力。
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2.The beam power of the laser is measured in joules per second.
激光的光束功率以焦耳每秒为单位测量。
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3.The beam power of the laser is crucial for its functioning.
激光的光束功率对于其工作至关重要。