Name: Chinese boiler manufacturer (zejvr670). Áudio original criado por Chinese boiler manufacturer. 燃油、燃气蒸汽锅炉，全自动控制、高效节能。Fuel and gas steam boiler, fully automatic control, high efficiency and energy saving.#boiler #Boiler #Boiler manufacturer
Uploaded: 2025-12-12T13:59:53Z
Duration: 9 s
Description: 燃油、燃气蒸汽锅炉，全自动控制、高效节能。Fuel and gas steam boiler, fully automatic control, high efficiency and energy saving.#boiler #Boiler #Boiler manufacturer

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Chinese boiler manufacturer

燃油、燃气蒸汽锅炉，全自动控制、高效节能。Fuel and gas steam boiler, fully automatic control, high efficiency and energy saving.#boiler #Boiler #Boiler manufacturer Más

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