发布时间:2025-01-24 16:46:37
推拉篷立柱用方管好。
1、方管可以承受较大的压力,适用于搭建大型的推拉篷,比圆管可以更好地固定连接,结构更加牢固,不易晃动。
2、圆管是强度均匀,承受力分散,不易变形,适用于承受压力比较小的情况。
厨房阳台的垛能否打掉部分再把留下的垛砌起来另一侧也砌一部分这样可以吗
2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37 2025-01-24 16:46:37我家两台格力的空调前段时间好好的突然间两台都不制冷了开16也没感觉这是为什么
2025-01-24 16:46:37