luminousflux
luminous flux
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luminous flux
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光通量 luminous flux
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luminous flux measurement integrating sphere isp
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spectroradiometer with integrating sphere system luminous flux
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source ac voltage ac voltage, 75 to 115lm/w luminous flux, long
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2700k-5700k led brand osram cri >80 monochrome luminous flux
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more facilities far-infrared interferometry luminous flux
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等于1流明(lumen)的光通量(luminous flux)均匀照在1平方米表面上所
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220v e27 led bulb 7w/9w lowest price for euro
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sunlighting富美达sl-rp-3*1w-w节能
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highluminousfluxlampsuppliers
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luminous flux, luminous intensity
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type: corn lights input voltage(v): 85-265 v lamp luminous flux
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show pictures
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4000k available as: 1pc wattage equivalent: 200w luminous flux
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Φ光通量luminous flux:代表光源的发光总量,单位是流明(lm)i 光强
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高效太阳能路灯 新型太阳能路灯 高效节能
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海外直订a rational methodology for estimating the luminous flux
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4 v reverse current ir vr= 5v 0 μa luminous flux lumen
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