人口增长趋势 meaning in English
trend of population growth
Examples
- By analyzing the effect of dry fanning on grain production and the trend of population growth , this paper recommends the walking - type irrigation technique , which is practical and suitable for the situation in various regions of our country , to solve the problems of not being able to sow seeds timely and keeping a full stand of seedlings , so that we can guarantee the national grain production and provision
摘要通过分析旱地农业对粮食生产的影响及人口增长趋势，提出采用适合我国基本国情和各地实际情况的、实用的行走式节水灌溉技术，解决因干旱无法适时播种和保苗这一长期困扰农民的“卡脖子旱”问题，从而保障粮食生产，保障国家粮食供给。