您要查找的是不是：
- Average Sortie Duration 平均架次持续时间
- The average age of the boys in this class is fifteen. 本班男生的平均年龄是十五岁。
- The average output of the factory is 20 cars a day. 该工厂的平均产量是每天20辆汽车。
- sortie duration 战斗飞行实际续航时间
- His income is well below the average. 他的收入大大低于平均水平。
- He finished the work of three years' duration. 他用三年的时间完成了这项工作。
- We fail one student per year on average. 我们平均每年有一个学生不及格。
- Well, I'm stuck here for the duration. 哎，这段时间我只得呆在这儿了。
- Average Sorties per Aircraft Actually 每架飞机平均实际飞行架次
- Air Sortie Duration 飞行架次时间
- The duration of the examination is three hours. 考试时间为三个小时。
- Meals average out at 5 per head. 膳食平均每人5英镑。
- On average we receive five letters each day. 我们平均每天收到五封信。
- Each household sold, on the average, two pigs. 平均每户交售了两口生猪。
- Contracted Sortie Duration 契约突击时限
- Our reps make on average six calls day. 我们的销售代表平均每天打六次电话。
- His work at school is below the average. 他的学业成绩在一般水平以下。
- A programmed time delay of variable duration. 暂停，展宽一种由程序设置的可变持续时间的时间延迟
- The readings we took were well above average. 我们记录的读数远远高於平均数。
- Short in time, duration, length, or extent. 短的指时间、期间、长度或广度短的
