气缸缸套母体孔直径
cylinder liner parent bore diameter
安全壳壳体上的电缆贯穿件接头
connection on containment shell for cable penetration
变矩器壳体孔
torque converter housing bore
深盲孔壳体
shell body with deep blind hole
细圆柱体直径
Diameter of thin cylinder
转子本体直径
diameter of the rotor proper
最优夯扩体直径
optimum diameter of ram compaction body