发布时间:2025-01-23 03:56:02
这个要看地面承载要求了,如果只是正常活动,没有大载重的要求,可以使用粉煤灰砖铺垫,再做地面,
如果有承载要求可以使用轻集料混凝土,轻集料容重1600左右,比碎石混凝土的2350要小
朝日和家擦色宝说明书写着底漆面漆圴可上色问题是面漆上了擦色会跑色怎么办
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