normal increment

例句：

1. 1. The company's saleshave been increasing at a normal rate.
   公司的销售额以正常速度增长。
2. 2. Theproject has a normalincrement in the budget.
   该项目预算中有一个正常的增加。
3. 3. Theteam is working on anormal increment to improve efficiency.
   团队正在努力实现一个正常的增量以提高效率。