理学 计算机硬件电路 释 plated through hole 金属化孔 作名词时与过孔（即通过化学、电镀等工艺在绝缘孔壁上生成导电金属而制作出的过孔）意义相同；作动词时，其意义为将孔金属化。
计算机硬件 计算机工程制造 释文 plated through hole 金属化孔
- hair bulb
- hair cell
- hair color
- hair cords
- Hair Embroidery of Avalokitesvara Images
- hair examination
- hair follicle
- hair follicle hair
- hair hygrometer
- hair index
- Hai River area comprehensive development program
- hairline
- hairline sore
- hair matrix
- hair papilla
- hairpin
- hair-pin curve location
- hairpin DNA
- hairpin loop
- hairpin polyamide
- hairpin-shaped makeup tool
- hairpin structure
- hair pores
- hair rendering
- hair shaft