同心性 meaning in Chinese

concentricity
homocentricity
proper alignment
trueness

First , the rer became the diflferent size vesicles , then , the ribosomes on the little vesicles began to fall , and finally , the rer turned to the concentric round lamellar structures
粗面内质网的结构先是裂解为微粒体，然后微粒体上的核糖体开始脱落，直至成为同心性板层小体。
Fibre optic interconnecting devices and passive components . basic test and measurement procedures . part 3 - 25 : examinations and measurements . concentricity of the ferrules and ferrules with fibre installed
光纤互连装置和无源元件.基本试验和测量程序.第3 - 25部分:检验和测量.金属箍和安装光纤金属箍的同心性