【纺织；造纸】纤维的芯部【建筑】纤维的芯部

ion core; 又称“离子实”。

segment hard core module

device for coupling the cylinder core and the bolt-operating member of cylinder locks

Organic Fluorescent Core-shell Nanoparticle

tape-wound core, soft-magnetic

post crown with core

core gateway【计】

toroidal core