Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
G
o
o
g
l
e
|
Forvo
|
+
tapered casing string
This HTML5 player is not supported by your browser
dril.
塔式套管串
直径分段减小的套管柱
oil
复合套管柱
;
直径分段减小的套管柱
tech.
复式套管柱
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
