班乃特同心蛋白石球
Bennett’s concentric opal sphere
本内特蛋白石同心圆球
Bennett’s concentric opal sphere
伯吉斯同心区模式
Burgess’s Concentric Model
出入口同心核﹝炉﹞心
concentric inlet and outlet core
Core
concentric inlet and outlet
垂直同心环形管
vertical concentric annulus
带同心中性导线的电力电缆
power cable with concentric neutral conductor
多段同心圆轴梁
multi-section concentric girder
多同心拼图
multiple concentric mosaics
法兰取压同心锐孔板
concentric orifice with flange taps
辐射状或同心环状构造
radiated and concentric ring structure
共轭平面同心共振器
conjugate plano-concentric resonator