Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Russian
⇄
Chinese
English
French
German
Japanese
G
o
o
g
l
e
|
Forvo
|
+
производная по нормали
stresses
math.
垂线导数
;
法线导数
tech.
法向微商
;
法向导数
Add
|
Report an error
|
Get short URL
|
Language Selection Tips