更多"[单选题]正火炉炉内最小板间距为( )"的相关试题:
[单选题]正火炉炉内最小板间距为( )
A.800mm
B.1000mm
C.1500mm
[单选题]正火炉炉内辊有( )根
A.109
B.123
C.178
D.156
[单选题]热处理正火炉炉内有( )个光栅
A.7
B.10
C.12
D.14
[多选题]正火炉的用途( )
A.正火
B.退货
C.回火
D.淬火
[单选题]正火炉最高加热温度( )
A.900℃
B.950℃
C.985℃
D.1000℃
[单选题]正火炉的有效炉长( )
A.68230mm
B.78000mm
C.87000mm
D.78230mm