welding symbols Flashcards
(10 cards)
1
Q
A
c
2
Q
A
d
3
Q
A
b
4
Q
A
c
5
Q
A
a
6
Q
A
d
7
Q
A
a
8
Q
A
d
9
Q
A
d
10
Q
A
b
c
d
b
c
a
d
a
d
d
b