【计】 replaceable unit
approve; but; can; may; need; yet
displace; replace; shift; substitution; swap; switchover; take the place of
【计】 replace
device; apparatus; fitting; installation; setting; unit
【计】 blaster; U
【化】 equipment; set; set up; setting
【医】 apparatus; device; fitting; installation; mounting; unit
【经】 equipment; installation