生产的最优条件
condition for efficiency in production
优化生产建筑物的布置
optimize arrangement of production buildings
加强优生、优育
improve prenatal and postnatal care
优生优育
prepotency
good birth and good care
eugenic
healthy birth
better child-bearing and rearing
improvingbirth outcome and child development
eugenic and givebirth
eugenics
中国优生优育
Chinese Journal of Healthy Birth & Child Care
血小板衍生的生长因子
platelet derived growth factor
AFLP的优化与建立
Optimization and establishment of AFLP
CCT国际环境的优化
optimization of CCT international environment