Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
G
o
o
g
l
e
|
Forvo
|
+
glødekatoderør
n
This HTML5 player is not supported by your browser
earth.sc.
thermio-electronic tube
el.
thermionic valve
;
thermionic tube
med.
Coolidge tube
;
hot-cathode tube
Add
|
Report an error
|
Get short URL