发布时间:2025-02-07 18:17:41
方便。如果水泥地面的的面积比较小,可以直接用锤子砸,现市上有一种锤子叫电锤,用来砸水泥地面还是非常方便的。1平方米的水泥面积处理起来还是挺方便的。
学校要我做一个多媒体教室方案要求下课后能自动关闭多媒体设备还有一个中控能控制教室内的两台投影机
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