Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
G
o
o
g
l
e
|
Forvo
|
+
to phrases
vertical loop method
This HTML5 player is not supported by your browser
oil
垂向回线法
;
垂直线框法
vertical loop method
:
6 phrases
in 4 subjects
Earth sciences
2
General
1
Geophysics
1
Oil / petroleum
2
Add
|
Report an error
|
Get short URL
|
Language Selection Tips