发布时间:2025-01-31 07:37:19
1、是尽可能的采用整根钢筋,不是必须。机械连接在说明中还推荐的,怎么不行 2、二层地下室,地下一层一般不是人防了,再看下图 3、离底板面1/3,说明4有 4、58页是内外墙,不是临空墙
如图是空调的原理图其制冷原理是压缩机将气态的氟利昂压缩为高温高压的液态氟利昂然后送到冷凝器室
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