Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Chinese
⇄
English
Russian
Terms
for subject
Drilling
containing
可变 的
|
all forms
|
in specified order only
Chinese
English
直径
可变的
管下扩眼器
expandable underreamer
直径
可变的
钻头
expansion bit
Get short URL
