Another problem is that foreign exchange controls cause lengthy delays in acquiring spare parts for aircraft and other machinery.
另一个问题是对外币交易的管制,这导致飞机与其他机械在需要零件时的长时间延误。
2
The controls should be in place to prevent new components, materials, chemicals, machinery, and products from entering the facility, which have not been reviewed for potential EHS hazards.