铁心片 meaning in Chinese

core lamination
core plate
lamination

Outline dimensions of transformers and inductors for use in telecommunition and electronic equipment . part 3 : transformers and inductors using yui - 1 laminations
通信和电子设备用变压器和电感器外形尺寸第3部分:使用yui - 1系列铁心片的变压器和电感器
Outline dimensions of transformers and inductors for use in telecommunication and electronic equipmemt . part 2 ; transformers and inductors using yex - 2 laminations for printed wiring board mounting
通信和电子设备用变压器和电感器外形尺寸第2部分:采用yex - 2系列铁心片印制板安装式变压器和电感器