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
- term life insurance
- term mismatch risk
- term model
- term of a fraction
- term of a logical language
- term of an equation
- term of a polynomial
- term of a predicate logic
- term of a progression
- term of a proportion
- term of a ratio
- term of a sequence
- term of a series
- term of a sum
- term of higher degree
- term of higher order
- term of inverted spectrum
- term of penalty
- term of the first degree
- term of the second degree
- term of zero degree
- termolecular
- termolecular model
- Termonology
- termovap sample concentrator