1. The birthrate in the city has been decreasing.
   该市的出生率一直持续下降。
2. Toy sales peaked just before Christmas and are now decreasing.
   玩具销售额在圣诞节前夕达到最高峰, 现已逐渐下降。
3. There has been some decrease in imports.
   进口货物有所减少。
4. It is discovered that the scattering increases as the micro-roughness increases or autocovariance width decreases.
   随著粗糙度的增加、自相关长度的减小，软X射线掠入射光学散射越来越严重。
5. Average earnings for unskilled workers are decreasing now.
   非熟练工人的平均工资现今正在降低。
6. The top rotated with decreasing speed as the spring wound down.
   当发条越来越松时，陀螺也越转越慢。
7. This shows a slight decrease on the numbers of the previous month.
   这表明比前一个月的数目略有减少。
8. Hydrodesulphurization technology could effectively decrease sulfur content in gasoline and octane number loss.
   加氢脱硫技术能够有效降低汽油硫含量,减少辛烷值损失。
9. The resistance to dimehypo and cartap did not decrease the biological characteristics in diamondback moth.
   小菜蛾对杀虫双和杀螟丹的抗性并未付出明显的生物学代价。
10. Interest in the sport is decreasing.
    人们对此项运动的兴趣已逐渐减退。
11. The strengths decrease in order crocidolite chrysotile, amosite.
    强度按青石棉，温石棉，铁石棉顺序下降。
12. The decrease in sales was almost 20 percent.
    销售量差不多减少了20％。
13. Fill the forepeak to decrease the stern trim.
    1向舷尖舱注水以减轻舰倾。
14. The quality of a photographic reproduction decreases with time.
    照片的洗印质量会随着时间的推移而下降。
15. The rate of inflation decreased to 10% last year.
    去年通货膨胀率降低为百分之十。
16. The traffic accidents in the city decreased last year.
    该城市去年交通事故减少了。
17. It is necessary to decrease the amount of coal used.
    必须减缩用煤量。
18. They decreased the size of the group from 25 to 15.
    他们把小组的人数从25人减少到15人。
19. Results In BHUT,TFC values were decreased significantly in two groups.
    结果在BHUT时，两组均出现TFC值明显下降。
20. Anyone with a brain knows that overwork leads to decreased efficiency.
    凡是有头脑的人都知道过度工作会降低工作效率。

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