Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Chinese
English
Russian
G
o
o
g
l
e
|
Forvo
|
+
naturally occurring radioactive materials
geol.
天然产放射性物质
English thesaurus
Naturally Occurring Radioactive Material
abbr., O&G, sakh.
NORM
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
