The main cause is no owner representative and no act on behalf of runner's relations in state-owned mono-investment enterprise and joint stock company which forms a restricting balance system.
其主要原因是国有独资和国有控股公司中没有所有者代表，没有所有者对经营者直接委托代理关系所形成制衡机制。
The study of nitrogen balance in stock farming system is the basis of nutrient management in animal husbandry production, and the determination of N cycling parameters is the foundation of this study.
畜牧系统中N流动与平衡的研究是畜牧业进行养分资源管理的基础，而参数的确定又是研究养分循环与平衡的基础工作。
The study of nitrogen balance in stock farming system is the basis of nutrient management in animal husbandry production, and the determination of N cycling parameters is the foundation of this study.
畜牧系统中N流动与平衡的研究是畜牧业进行养分资源管理的基础，而参数的确定又是研究养分循环与平衡的基础工作。
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