Coefficient of utilization

efficiency of luminaire in transferring light energy

en-GB/ˌkəʊɪˈfɪʃənt əv ˌjuːtɪlaɪˈzeɪʃn/
en-US/ˌkoʊəˈfɪʃənt ʌv ˌjutələˈzeɪʃən/

カテゴリ：

coefficient