发布时间:2025-01-29 14:22:17
1.
在衣柜内左右两侧距离顶板6厘米处画定位线,之后在衣柜进深25厘米处画定位线。
2.
在两点延长线的相交处用电钻三个孔。
3.
再次将衣杆底座用螺丝钉固定在打孔处并拧紧。
4.
最后将衣杆放置到两个底托凹槽中,完成安装。
为一栋楼做10节圆柱形下水管每节长15米地面直径是20厘米至少需要铁皮多少平方米
2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17一座桥长80m宽6m下面是用梯形的柱子顶起来的梯形下底18m深7m求这个梯形需要多少土石
2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17 2025-01-29 14:22:17