发布时间:2025-01-31 00:50:59
燃气壁挂炉的外烟道、贴近墙壁完全没有问题。通常的燃气壁挂炉烟道都属于同轴式烟道,烟道的内层向室外排放烟气,烟道外层是由室外向室内吸空气。所以燃气壁挂炉的外烟道表面温度基本介于室内环境温度与室外环境温度之间。
用什么软件可以制作一个平面地图我想做我们学校的平面图因为我想做一个基于地图的校园导航系统
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