prh

In AAM series a nitrogen equilibrium was reached while in PRH series was a negative equilibrium.

AAM组术后可达到氮平衡，而PRH组为负平衡。

We first design a uniform and efficient hash function PRH, based on the analysis of the uniformity indices of network bitstream operation results.

在网络比特流运算结果均匀度分析的基础上，设计了一种均匀高效的哈希函数PRH。

Moreover, we will review the existing PRH allocation policy and strengthen the measures for tenancy enforcement for more effective use of housing resources.

同时，我们会检讨目前的公屋编配政策，加强租约管理措施，务求更有效地运用房屋资源。

Objective To establish an in vitro model of hepatitis B virus ( HBV) replication and expression in primary rat hepatocytes ( PRH) transfected with circular viral DNA for further study on the interaction of HBV with hepatocytes.

目的建立乙型肝炎病毒（HBV）环化裸DNA转染原代大鼠肝细胞瞬时表达模型，为进一步研究肝细胞与HBV之间的互动关系奠定基础。

However, there are problems with middle-class PRH.

但是中产居屋有几个问题。