| 摘要 |
The burnner has a heat exchange frame, a mixing room, and a flame hole. The first combustion room is surrounded by a throttle plate in the heat exchange frame and the heat exchange frame. The flame hole directs the first combustion room and a mixed gas inlet into the room. The second combustion room is located under the first one through a throttle plate. The width of the blow line of the second combustion room is larger than that of the throttle plate enterence. The third air room, which is located beside the second combustion room, has an airblowing hole to supply the air into the second room. The third combustion room is made under the second one.
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