- 搜標(biāo)題
- 搜題干
- 搜選項
單項選擇題
水壓機(jī)用V形砧的V形槽夾角在（）之間。
A.80°~100°
B.100°~110°
C.120°~130°
D.130°~140°
A.80°~100°
B.100°~110°
C.120°~130°
D.130°~140°
