Cov lus tseem ceeb: aperture loj, glare tswvyim, xim kub, irradiation lub kaum sab xis, luminous flux, illuminance, lub teeb qhov chaw efficiency, lub hwj chim, yooj yim lub tswv yim ntawm teeb, lub teeb lwj, xim rendering. Basic lighting accessories Radiator, reflector khob, circlip (liab accessory), anti-glare cover, teeb bo ...
Nyeem ntxiv