Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Arabic
Chinese
Danish
Dutch
French
German
Italian
Japanese
Polish
Portuguese
Russian
Serbian
Spanish
Swedish
G
o
o
g
l
e
|
Forvo
|
+
hot-cathode stepping tube
el.
Schrittschaltröhre
f
;
Vakuum-Zahlröhre
n
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
