发布时间:2025-02-05 11:58:36
没什么大的区别,无非在打固定螺栓的时候预应力预制板是不能随便乱打,只能在板与板之间受力,不然会破坏板的结构。而现浇混凝土楼板只要不是打到钢筋什么地方打固定螺栓问题都不大
<草图大师>,想在一个已经画好的面上再加一个面,却总是画不到同一表面了,怎么办
2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36商店有一个皮鞋展示台是由三个高度相等地面半径分别是2分米3分米和4分米的圆柱叠成要给这个展示台
2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36 2025-02-05 11:58:36