Symbol a Cross-sectional area (cm 2) w Unit length weight (kg/m) ix・iy Moment of inertia of section (cm 4) ix・iy Radius of inertia of section (cm) zx・zy Section modulus (cm 3) zpx・zpy.
Gary Peters The Michigan Maverick Roiling Washington
Editorial Team
Symbol a Cross-sectional area (cm 2) w Unit length weight (kg/m) ix・iy Moment of inertia of section (cm 4) ix・iy Radius of inertia of section (cm) zx・zy Section modulus (cm 3) zpx・zpy.