Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Highway lighting -- Principles and sources
Linking first studies of highway lighting with present studies, paper enumerates some aspects of optical problem involved in producing satisfactory levels of brightness on typical pavements to insure adequate visibility under various weather conditions; characteristics of incandescent, sodium vapor, and high intensity mercury vapor lamps discussed.
Highway lighting -- Principles and sources
Linking first studies of highway lighting with present studies, paper enumerates some aspects of optical problem involved in producing satisfactory levels of brightness on typical pavements to insure adequate visibility under various weather conditions; characteristics of incandescent, sodium vapor, and high intensity mercury vapor lamps discussed.
Highway lighting -- Principles and sources
Elec Eng
Halvorson, C.A.B. (Autor:in)
1936
2 pages
Bibliography
Aufsatz (Zeitschrift)
Englisch
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| Engineering Index Backfile | 1922
| Engineering Index Backfile | 1958
| Engineering Index Backfile | 1936
| Engineering Index Backfile | 1922
| Engineering Index Backfile | 1932