![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[单选题]
外模标称尺寸为19.06(公差为0.01mm£¯0.00mm)与之配对的芯头标称尺寸为14£¯17.06,本道次壁厚为()mm
A.2
B.0.5
C.3.03
查看答案
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.2
B.0.5
C.3.03
A.1.07
B.1.12
C.φ1.52
A.φ21.67/25.00
B.φ22.67/25.00
C.φ21.67/23.00
A.φ50+0.0500-0.020
B.φ50-0.0200+0.050
C.φ50(0.0500-0.020)
D.φ50(-0.0200+0.050)