High-speed EMU has a bright future as the whole world is striving for energy conservation and environment protection. 当前，世界在倡导节能环保技术，高速铁路动车组大有前途。
There are often direct economic benefits to be gained from activities such as recycling and the adoption of clean technology in manufacturing. 对环境有利的活动，例如循环利用及在制造过程中采用环保技术，往往可以带来直接的经济效益。
