The utility model provides an odour discharging device of a toilet bowl, which belongs to the technology of negative-pressure odour suction and water sealing.
本实用新型是提供一种坐便器排臭装置,是一种负压吸气排臭和水封技术。
The utility model provides an odour discharging device of a toilet bowl, which belongs to the technology of negative-pressure odour suction and water sealing.
本实用新型是提供一种坐便器排臭装置,是一种负压吸气排臭和水封技术。
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