copper foil

常见例句

Equivalent heat conductivity of PWB is related to the thickness of PWB, the residual ratio of copper foil and the thickness of copper foil.
PWB的等效导热系数与PWB的总厚度、铜箔剩余率及铜箔厚度有关，设计时需考虑相关因素。
The resistance of the copper rate is low, so in printed circuit board, used to prepare copper foil and double panel, produce multilayer prototypes via metallization copper with on the process.
金属铜的电阻率低，所以在印制电路板中，用来制备铜箔及双面板、多层板的孔金属化方面采用镀铜工艺。
The influence of copper foil surface quality on electrical performance of power transformer is analyzed, the key technology for monitoring the surface flaw with machine vision system is studied.
分析铜箔表面质量缺陷对电力变压器电气性能的影响，研究采用机器视觉系统对铜箔表面质量缺陷监视的关键技术。

This is a piece of copper foil 20cm square that has 696 rings, a portion of which is reproduced above.
ECONOMIST: The search for alien life
In order that the foil does not fall apart, each transparent ring is actually a series of curved slots in the copper rather than a continuous gap.
ECONOMIST: The search for alien life