concentricaladj.同心的(集中的；聚合的)n.同心(集中；聚合)concentricadj.同中心的；同轴的concentrically built carburetter同心式汽化器concentric cylinder viscosimeter同心筒式粘度计concentrically lamellated pattern环层型concentrically compressed members轴压构件Concentric circles are parallel.同心圆是平行的。Concentric spheres are parallel.同心球面是平行的。concentric needle electromyography同心针肌电图concentrically coated sphere model分层球模型concentricity error of corecladding纤心包层的同心度偏差concentric visual field contraction向心性视野缩小