发布时间:2025-02-04 19:03:19
水槽体积为4000立方厘米,流量为30x3.14=94.2平方厘米,装满水槽所需时间=4000/94.2=42.5s<50s 所以可以装满
家庭装修吊顶凹槽里面用软的led灯带好还是t5的灯管好请说明原因
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