equal time mode

• 等时间模式

equal time mode的用法和样例：

例句

1. When mutually exclusive choices involve different lengths or time patterns of cash outflows, comparison is difficult unless you convert present values to equivalent annual costs.
   当互斥选择涉及现金流出的不同的跨度或者时间模式，比较就是困难的除非你将现值转化为等价年成本。