Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
German
⇄
Arabic
Chinese
Czech
Danish
Dutch
English
Finnish
French
Italian
Japanese
Polish
Portuguese
Russian
Spanish
Swedish
Ukrainian
G
o
o
g
l
e
|
Forvo
|
+
Plancksches Wirkungsquantum
phys.sc.
Plancks konstant
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
