energy dissipation hole tube
energy dissipation hole tube
消能孔管
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The upper cover and base plate of energy-saving lamp cup are provided with holes for ventilation and heat dissipation, and the base plate is provided with a light tube hole.
节能灯杯上盖和节能灯杯底板上均设有通风散热孔，并且在节能灯杯底板上设有灯管孔。
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