Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Chinese
⇄
English
Russian
G
o
o
g
l
e
|
Forvo
|
+
to phrases
闭塞继电器
tech.
lock-in relay
;
make-busy relay
闭塞
系统
继电器
construct.
block system relay
闭塞继电器
:
2 phrases
in 2 subjects
Geophysics
1
Technology
1
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Add
|
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Report an error
|
Get short URL
|
Language Selection Tips