发布时间:2025-01-29 18:19:12
建筑标高分相对标高和绝对标高。相对标高的0.000是一层地面的完成面,绝对标高的0.000是工程所在省或地区的某一指定高度。
海尔空调kfr35gw4702pac22 安装时没用真空机抽真空怎么维权
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