群发词典
首页
查询
rig drill
钻机钻
常用释义
钻机钻
例句
全部
Planes
from
the
drilling
rig
,
drill
pipe to
send
and entrusted pipe
hydraulic
cylinder
are
used
,
safe
and
reliable
.
钻机的起架、送钻杆、托钻杆均采用了液压油缸,安全可靠。