理学 计算机硬件电路 释 daughtercard;daughterboard 子板 通过触点等方式连接到母板（或其他功能板）上的，尺寸相对较小的具有一定功能的印制电路板。
计算机硬件 计算机工程制造 释文 daughtercard, daughterboard 子插件板
- harmonic conjugate
- harmonic conjugate function
- harmonic conjugate lines
- harmonic conjugate planes
- harmonic conjugate points
- harmonic constant
- harmonic continuation
- harmonic coordinate
- harmonic coordinates
- harmonic coordinate system
- harmonic cross ratio
- harmonic cubic
- harmonic current disturbance caused by traction system
- harmonic curve
- harmonic curve plotting
- harmonic decline
- harmonic decomposition
- harmonic differential
- harmonic differential equation
- harmonic dimension
- harmonic distortion
- harmonic division
- harmonic divisor number
- harmonic energy meter
- harmonic equation