(a)   section

(a)   drawing

(a)   drawing

A: (a)   plane

B: (a)   plane

c: (a)   plane

A: Direction: (a)  

B: Direction: (a)  

C: Direction:

(a)  

D: Direction:

(a)  

E: Direction

(a)  

F: Direction

(a)  

G: Direction

(a)  

(a)  

(a)  

(a)