How much is the inclined angle of hatching for the commonly used metallic material
A.60°
B.90°
C.30°
D.45°
正確答案：45°
題目：How much is the inclined angle of hatching for the commonly used metallic material
關鍵字：智慧樹
相關試題
1.when several parallel cutting planes are used to cut， there will be a bold line at the corner of turning point.
2.An object be represented as local section in the condition that both the outside and inside are complex， and its structure is not symmetry。
3.Superposition cut is represented as thick line and is put inside the original view。
4.The arrow head can be omitted when the cut structure is symmetry，。
5.The cut is represented only on the croosection， but the section is represented for all the visible outlines。
推薦
答案10秒後自動顯示！