题目内容
(请给出正确答案)
[单选题]
如图所示尺寸链,N为封闭环,组成环A1合格的尺寸有( )。
A.15.40mm
B.20.40mm
C.15.30mm
D.15.00mm
E.14.90mm
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A.15.40mm
B.20.40mm
C.15.30mm
D.15.00mm
E.14.90mm
A.15.40mm B.20.40mm C.15.30mm D.15.00mm E.14.90mm
A.20.10mm B.10.00mm C.15.10mm D.15.00mm E.15.05mm
某尺寸链如图所示,封闭环尺寸A0应在19.7~20.3mm范围内,试校核各组成环公差、极限偏差的正确性。