Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Arabic
Bulgarian
Chinese
Czech
Danish
Dutch
Finnish
French
German
Greek
Italian
Japanese
Norwegian
Norwegian Bokmål
Polish
Portuguese
Romanian
Russian
Serbian
Serbian Latin
Spanish
Swedish
Ukrainian
G
o
o
g
l
e
|
Forvo
|
+
to phrases
luminous efficiency
astr.
coefficient de visibilité d'une radiation
;
efficacité lumineuse
;
pouvoir émissif
earth.sc., el.
efficacité lumineuse relative
med.appl.
coefficient d'efficacité lumineuse
;
rendement de lumière
;
rendement lumineux
luminous efficiency
:
3 phrases
in 2 subjects
Astronomy
1
Electronics
2
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Add
|
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Report an error
|
Get short URL
|
Language Selection Tips