W = m
W = mg
W = m x g x g
W = m x g x g x g
Major axis
Minor axis
Focus
pcd
1 MSD - 1 VSD
MSD/VSD
VSD/MSD
1 VSD - 1 MSD
Enlarged scale
Reduced scale
Representative scale
Plain scale
Thick continuous line
Thin continuous line
Thick chain line
Thin chain line
