the least skew-ring congruence

ring-ring-section

base-ring and frame-ring

collector ring (slip-ring)

column-ring beam joint with shear ring bars

outside ring in-feed system ring

ring of n×n matrices over ring R

ring out the old year and ring in the new

ring upon ring

Riser-ring and Ring Module

short-proof ring (arcing ring)

the Western Ring Road Sector of Central Ring Road

anal ring hairs anal ring setae

congruence relations on congruence lattice

(piston) ring

(semi-)prime ring

(stong) regular ring

[A ring-U-~(14)C]Pyribambenz-propyl

[A ring-U-~(14)C]ZJ0273