充水圆柱壳
liquid filled cylindrical shell
环状圆柱形空隙
circular cylindrical void
浸水圆柱壳
cylindrical submerged in fluid
空心圆柱状熔体
hollow-cylinder like melt
旋转圆柱状褶皱
rotational cylinderoidal fold
圆柱式增压水听器
cylindrical booster hydrophone
圆柱水池
circular cylindrical tank