8 l- g6 @. \+ C" f$ k* k5 u% ~哦. 您说的有道理哦.; ~8 j; B3 _: L% N3 O8 m$ u$ c2 \/ t( E
上下文是这样的: We have made a decision to upgrade the finish to a PS100 Zinc & Yellow Passivate with a Bleach Seal for the eyebolt only. This increases the protection massively without having to increase the thickness of the coating. ; a8 K# E5 G, G$ E. Z不知道在电镀后上封闭剂这一工艺中有没有什么概念或标准是PS100的呢? ; ]! k ]/ p" N" I