发布时间:2025-01-20 01:59:55
两种气的热值不同,工作压力也不同,因此等流量下喷嘴的尺寸不同,风门处尺寸也不一样,进气接口也不同,天然气一般是管道的,用快速连接接头,LPG要带减压阀.
平房浇筑的水泥顶贴了胶带现在弄不掉现在刷墙刮腻子会不会时间久了会掉下来啊
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