Effective investment has to be planned, either on the input side by the price and quantity of available capital or on the output side by bureaucratic fiat.
有效投资都必须进行规划，要么以可用资本的价格和数量作为投入，要么以官僚主义的命令作为产出。
2
File descriptors are low-level interfaces toinput and output.
文件描述符是低层的输入和输出接口。
3
This tutorial shows you how to apply XSL transformations toinput and output messages to enable a variety of clients.