Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Russian
⇄
English
G
o
o
g
l
e
|
Forvo
|
+
спектрографическая чистота
stresses
el.
spectrum grade
tech.
spectrographic grade
(содержание примесей не более 0, 001%)
;
spectrographical grade
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
