These files can be: paper-based, computer files or set-up using business planning software.
这些文件可以是：纸质论文、计算机文件或者是由商业计划软件所形成的文档。
2
While the TOEFL can be taken online or with a pencil and paper, the IELTS exam can only be completed on paper, with the exception of a small number of computer-based test centers.
托福可以机考和笔考，雅思只能笔考，只有例外的少数几个机考中心。
3
The design and implementation of reheating furnace computer control system based on the dynamic mathematical model and the heuristic optimization strategy is discussed in this paper.