The green "metal free tool" sign indicates that this machine is used in a part of the process prior to the addition of copper circuits.

绿色的“非金属添加工具（metal free tool）”标志意味着硅晶圆必须得经过这台机器的处理以后，才能去添加铜质电路。

youdao

The Green function method used for the extraction of the substrate model in mixed-signal integrated circuits is discussed in this paper.

论述了提取混合信号集成电路衬底电路模型的格林函数法。

youdao

He uses an improbable combination of green algae, blue lasers, gene therapy and fiber optics to map neural circuits deep inside the brain with a precision that has never been possible before.

FORBES: Magazine Article