In hole based system of fit， what is the basic devitaion symmbol of the hole
A.any letter
B.H
C.H/h
D.h
正確答案：H
題目：In hole based system of fit， what is the basic devitaion symmbol of the hole
關鍵字：智慧樹
相關試題
1.The dimension chain should be closed。
2.What principle does one should follow in set position of a part？
3.When represent a shaft， the non-circular view should be chosen as main view。
4.The upper deviation is ：maximum size-basic size and the lower deviation is ：minimum size-basic size。
5.we can find the material from title block。
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