Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Chinese
⇄
English
G
o
o
g
l
e
|
Forvo
|
+
分层台阶爆破技术
在紧靠建筑物的地方进行爆破,在采用缩小孔网、间隔装药都不符合安全要求的情况下,就要采用分层台阶,即把整齐的台阶爆破分成若干小台阶,分期爆破
expl.
sublevel bench blasting
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