冲程缸径比 stroke-bore ratio ; ratio of stroke to diameter

行程/缸径比 S/B Stroke-Bore Ratio

气缸容积比行程缸径比 cylinder ratio

路程缸径比 stroke-bore ratio

缸径行程比 bore-stroke ratio ; B/S Bore-to-Stroke Ratio

缸径冲程比 bore stroke ratio