会生产的

CDs would be far cheaper to produce without the glossy packaging.

如果有些花哨的包装，CD 的产本会低得多。

In the production process of PCB, there are many defects such as surface smudginess, solder mask unevenness, text excursion, pad damage, track damage etc.

在印刷电路板的产过程中,会产外观不整洁、阻不均匀、文字偏移、线路及盘破损等缺陷。