理学 计算机硬件电路 释 via hole 过孔 用于连接多层印制电路板内不同层导体的垂直连接孔。又称金属化孔。
计算机硬件 计算机工程制造 释文 via hole 过孔
- writing skill
- writing skills during the spring and autumn period
- writings of portrait painting in Qing Dynasty
- Writings of the Orthodox School
- Writings on Connoisseurship of Ming Calligraphies, Paintings and Other Antiquities
- Writings on Plum Painting
- writing symbols
- Writing text
- writing tools
- writing transmitters
- written constitution
- written decision of administrative compensation
- written explanation
- Written interview
- written language
- written language and literature of the Shui nationality
- written law
- written law carved on bamboo slips
- written-news sheets
- Written on Bamboo and Silk
- Written on the Red Leaf
- written proclamations for admonishment
- written proposal
- written report to a superior official
- written rocord of lawsuit