发布时间:2025-01-28 11:09:15
现在的墙壁开关都有一块盖板将安装螺丝盖住,你看看边上(一般在下面)有两个缺口可以用螺丝刀撬开即可,撬开后就可以看到螺丝孔了。
求1000平方左右办公楼三层的设计图包括底层标准层图楼梯间剖面图二张立面图屋顶平面图和节
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