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Terms for subject Research and development (90 entries)

net primary production	净初级的产量
net production	净的产量
net productivity	净的生产力
net protein utilization
nitrogenous oxygen demand	氧气需求, 氮的-NOD
overcrowding	过度拥挤
oxygen demand	氧气需求
photoperiod	光照周期
precautionary approach	预防性做法
precision	精度
prevalence	流行状况
primary production	初级的产量
primary productivity	初级的生产力
production rate	产出率
productive protein value
productivity	生产力
protein efficiency ratio	蛋白质效率系数
proximate analysis	组分分析
relative growth rate	相对生增长速度- (GRR)
representative sample	代表性的样本