luminous efficacy

常见例句

Such luminous efficacy is probably beyond the scope of incandescent technology.
這種照明傚率可能就超出了白熾燈的技術範圍。
Due to its high luminous efficacy and tong lifetime the high-power high-frequency electrodeless lamp has remarkable energy saving effect.
大功率高頻無極燈光傚高、壽命長，節能傚果顯著。但其燈泡較高的工藝要求一直是阻礙其批量生産的難題。
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From above table, due to the high luminous efficacy XED energy-saving lamps, 150W XED special energy-saving lamp can replace 400W high High-pressure sodium lamp to gain the same road lighting effect.
從上表可以看出，由於XED特種節能燈的高發光傚率，150W XED特種節能燈可替代400W高壓鈉燈，達到同樣路麪照明傚果。