1 Under the Energy Policy Act of 1992 old lighting units are being replaced or upgraded with more efficient types.
2 The intensity of light unit area of its source.
3 The control system of street light unit uses the constant current to supply, has the function of establish and timing adjustment output.
4 The light unit is mounted to the light - unit mounting part.
5 Yesterday, the area along the light unit to unit in the population and for diagnostic investigations .
6 In this research, we found that the performance of back light unit related industries is not inferior to the performance of TFT LCD panel industry.
7 It has more armor than the Prowler , but is still a relatively light unit.
8 Objective To study the effect of different voltage wave shapes on the effect of light strength of the light unit hand piece.