The Nation's Schools, Količina 61Michael Vincent O'Shea McGraw Hill, 1958 |
Iz vsebine knjige
Zadetki 1–3 od 80
Stran 107
... light . When natural light is strong , artificial light is dimmed down low . Then - as natural light wanes , artificial light is brought up . Optimum classroom lighting is maintained at all times during the school day and costly waste of ...
... light . When natural light is strong , artificial light is dimmed down low . Then - as natural light wanes , artificial light is brought up . Optimum classroom lighting is maintained at all times during the school day and costly waste of ...
Stran 142
... light - diffusing panels in the Acousti - Lux line are designed for use in conjunction with a suspended ceiling sys- tem and a fluorescent light source . Both designs are available in 24 by 24 and 24 by 48 - inch sizes to provide ...
... light - diffusing panels in the Acousti - Lux line are designed for use in conjunction with a suspended ceiling sys- tem and a fluorescent light source . Both designs are available in 24 by 24 and 24 by 48 - inch sizes to provide ...
Stran 156
... lights are not turned on when not needed . Lights can be turned on or off manually if desired . The Light Saver operates by dividing the school into exposure zones , with all rooms in any zone having the same light- ing requirements ...
... lights are not turned on when not needed . Lights can be turned on or off manually if desired . The Light Saver operates by dividing the school into exposure zones , with all rooms in any zone having the same light- ing requirements ...
Vsebina
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Articles in this issue | 40 |
How to Save Money on School Bond Sales | 60 |
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