| sryy_99 |
2007-12-15 14:35 |
灯具效率如何计算
请教一个问题,根据配光曲线得出的数据能求出该灯具的效率吗?数据如下 Hw Db &pP"
.000 289.178 289.178 VR'w$mp
10.000 290.772 282.674 WYq, i}S
20.000 246.218 244.027 {vaq,2_w
30.000 65.505 68.7063 LE7o[<>
40.000 2.47795 2.60946 a@%FwfIu
50.000 0.00836881 0.00851108 4 F'@yi^Gt
60.000 2.11056e-006 2.02011e-006 '8dqJ `Gj
70.000 1.57319e-011 1.3138e-011 "$WZd
80.000 1.40827e-012 3.34844e-013 R)#"Ab Z'
90.000 7.29546e-013 7.23349e-013 Z I8p (e
100.000 2.74654e-013 1.47265e-012 * 6uiOtH
110.000 1.60433e-013 1.28551e-012 zP5H TEz
120.000 3.00053e-013 2.09581e-013 +'[iyHBJ
130.000 4.30091e-013 4.36096e-013 *bR _
C"-
140.000 5.29552e-013 3.95937e-013 &R 0BuFL8
150.000 3.13332e-012 4.14475e-013 [9w8oNg0
160.000 1.14934e-011 1.59143e-012 il:+O08_
170.000 1.43444e-011 1.2478e-012 *{XbC\j
180.000 5.3343e-013 5.3343e-013 poM VB{U
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