[こうけい] /(n) aperture/bore/calibre/caliber/(P)/EntL1276030X/
 こうけい [7]  Kaliber; Durchmesser.  HE
 [こうけい] /(n) ouverture/trou/calibre/1276030
 [こうけい] /(n) калибр/(P)/
Visszatérés a(z) „口径” laphoz.