发布时间:2025-01-31 10:54:53
首先你要知道,1.5平方米的线其载流量为8A,灯泡的瓦数通常为35W,额定电压为220V,通过计算单只灯泡的电流为:0.15A,房间的灯泡最多不超过10盏,实际计算的电流远远小于导线1.5载流量所允许的电流,所以,这是合理的!!!!
请问画素描的画架有145cm,我174cm这个画架是不是非常矮
2025-01-31 10:54:53 2025-01-31 10:54:53 2025-01-31 10:54:53 2025-01-31 10:54:53 2025-01-31 10:54:53请问装修选用日丰地热管风分水器什么价位自行安装选购管材有什么说道
2025-01-31 10:54:53 2025-01-31 10:54:53 2025-01-31 10:54:53 2025-01-31 10:54:53 2025-01-31 10:54:53 2025-01-31 10:54:53 2025-01-31 10:54:53 2025-01-31 10:54:53 2025-01-31 10:54:53 2025-01-31 10:54:53 2025-01-31 10:54:53 2025-01-31 10:54:53 2025-01-31 10:54:53 2025-01-31 10:54:53