out-migration造句
1. Out-migration, however, had become more interregional, a trend that became even stronger during the interwar depression years.
2. Outmigration has led to severely unbalanced social structures in many areas, with an ageing and less productive population.
3. Due to the out-migration of agricultural labor, farm mechanization and long-term orchard growing have been implemented, the labor force has been evenly distributed in the year.
4. Statistical data show that the number of out-migration in recent years Shenzhen population is growing.
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5. "The out-migration has reached epidemic proportions, especially among young people, " he says. "The school system here has one-half the students compared with three decades ago."
6. Secondly, ecological migration enabled peasants from the out-migration area to get rid of rigorous environment, be lifted out of poverty and solved their eating and dressing problem.
7. Protectionism could alter the pattern of out-migration of manufacturing, but only by imposing costs on domestic consumers and risking the breakdown of the open global economy model.
8. Restoration and improvement of ecological environment in the out-migration area not only speeds up the poverty-reduction, but also makes a firm environmental basis of its sustainable development.
9. The new policy would seek to reverse the pattern of out-migration while strengthening the economic base of inner-city areas.
10. Regional policies designed to promote employment sought to maintain population levels in the less prosperous areas by curbing voluntary out-migration.
11. Roberts goes on to link educational achievement with the level of economic development of the region of out-migration.
12. S. and elsewhere, but corporate tax cuts, followed by individual tax reductions, reversed the pattern of out-migration.
13. This result suggests that the traditional pattern of old-age support based on sons is still dominant, but out-migration of rural females tends to shrink the gender difference.