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
- multi user channel
- multi-user channel
- multiuser channel
- multi-user channel capacity
- multiuser detection
- multi user information theory
- multi-user information theory
- multiuser information theory
- multi-user source coding
- multiuser system
- multivalence
- multivalency
- multivalent
- multivalent function
- multivalent mapping
- multivalent vaccine
- multivalue
- multivalued
- multivalued accretive operator
- multivalued analytic function
- multivalued cohomology operation
- multivalued decision
- multivalued dependency
- multivalued differential equation
- multivalue dependency