1%的最低容量要求可能是唯一可行的选项。
A minimum requirement of 1% of the volume may be the only practical option.
泛泛地说，你有三个可行的选项对于设置价格。
Broadly speaking, you have three viable options for setting the price.
如果挣值分析表明项目提前于进度计划，并且低于预算，则赶工是惟一一项可行的选项。
C. Crashing is only a viable alternative if earned value analysis indicates that the project is ahead of schedule and under budget.
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