发布时间:2025-01-23 11:35:15
混水砖墙是指砌体两侧都需要进行抹灰装饰,清水砖墙是指砌体的一面进行抹灰装饰,另一面采用水泥砂浆勾缝装饰,
长方形花圃长28m宽9面积是252m2若在花圃的四周建一道围栏这一道围栏长多少
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