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
- Practical Rock Engineering Technology
- practical significance of performance
- Practical Studies
- practical superconductive materials
- practical superconductor
- practical-superconductor
- practical swimming
- practical system of units
- practical talents in rural areas
- practical theology
- practical training of public security command
- practical training venue
- practice
- practice basic postures
- practice course of teacher education
- practice field
- practice for food production and management
- Practice Manual of Archives Computer Management
- practice of education
- practice of human settlement by literati
- practice of human settlement by Yuwen kai
- practice of three-planning integration in Guangdong province
- practice theory
- practising exercises for tuina therapy
- Prado Museum in Madrid（Museo Nacional del Prado）