神经自然分束
natural fasciulus of nerve
土壤养分自然供给能力
indigenous soil nutrient supply
自然分层式水蓄能罐
natural stratified water storage tank
自然分风子网络
the son-network program about mine natural distrib
自然分工体系
natural labor division system
自然分化
spontaneous differentiation
自然分解
Decomposition under natural condition
national degradation
spontaneous decomposition