noun, noun or participle which takes 'suru'
adding equipment; increase in equipment
Often used in the context of expanding rolling stock, vehicles, or machinery. Can be used as a noun or with する to mean 'to add equipment'.
鉄道会社は新型車両の増備を計画している。
The railway company is planning to add new rolling stock.
バス路
With the increase in bus services, it is necessary to add more vehicles.