aアタッチメント 附件 [translate] a新疆世纪西北 Northwest Xinjiang century [translate] aThe led (light-emitting diode) has an average life-expectancy that is four times greater than that of an ordinary bulb. 被带领的(发光二极管)有是四次大于那一个普通的电灯泡的平均生活预期。 [translate] ...
incandescent lighting requires three to four times the power of CFL and five to six times the power of LED technology. Any energy used by lighting fixtures that does not generate visible light results in heat at thelight bulbor fixture. It is important to note also that much of thelight en...
We can easily match and replace the lumen output of almost every standard halogen and metal halide bulb with a one-for-one LED equivalent light. The lumen output, although less with LED, will result in the same or better lighting because LED is a directional, high-quality light source. ...