IPC-T-50H电子电路互连与封装术语及定义(待续)

A(上接《电子工艺技术》2010年第4期第A15页)Aspect Ratio(Film)The ratio of the length of a film component to its width.长宽比(膜元器件)膜元器件的长度与宽度之比。Aspect Ratio(Hole)53.0056The ratio of the length or depth of a hole to its preplated diameter.(See Figure A-7.)

IPC-T-50H电子电路互连与封装术语及定义(待续)

(上接《电子工艺技术》2012年第5期第A29页)Microelectronics The area of electronic technology with,or applied to,the realization of electronic systems