plfield replaceable unit的用法和樣例：
例句
- A unit bearing circuit components which can be plugged into a piece of equipment.
一種裝有電路元件的插件板，可將它插入設備中。 - Flat-top unit business card printing and membership card machine to transparently replace business card printing and membership card making flexible plug-ins.
平臺式機組制卡和會(huì )員卡制息擺設可以紀律的調換制卡和會(huì )員卡制息插件，板滯性極不弱。
