发布时间:2025-02-06 13:37:11
有呀,旧电机,,定时器,控制器这些肯定回收的,旧电机一般看型号和使用时间,一般一台就40-50吧,电容不值钱,基本都不要。
用混凝土做模具 水泥 砂 石 水的比例多少能使做出来的混凝土表面光滑
2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11 2025-02-06 13:37:11