发布时间:2025-01-23 03:56:56
48*3的架子管一根20公斤,现在3300元一吨,合着一根66元。
现浇过梁垂直于一面砌块墙过梁下有一个100mm门柱与过梁一起浇筑请问过梁要不要再搁置到砌块墙上
2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56想用12v4a的半导体制冷片diy一个空调风扇吹起来凉爽就行我有个12v10a锂电池求意见求diy高手建议
2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56 2025-01-23 03:56:56