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计算房间所需的最佳嵌入式灯具数量。输入房间尺寸和所需光输出，确保为您的空间提供完美照明。
Calculate the optimal number and spacing of recessed lights for any room with our Recessed Lighting Spacing Calculator. Get precise fixture layout recommendations based on room dimensions and lighting requirements.
计算LED电路所需的正确电阻值。输入供电电压、LED正向电压和电流，获得精确结果。
