Objective To construct hepatocarcinoma specific expression vector of HIV-1 vpr gene.

Among the viral offensive strategies, Vpr plays a particularly active role.

在病毒侵犯宿主细胞的过程中，Vpr蛋白发挥着重要的作用。

【 Objective 】 In order to confirm the function of vpr gene.

目的进一步确定vpr基因及相关蛋白的功能。

Study on the Application of HIV Vpr to Specific Hepatoma Gene Therapy

HIV Vpr蛋白应用于特异性肝癌基因治疗的研究

Structure Description Method for Hierarchical FPGA Based on VPR

基于VPR的层次式FPGA结构描述方法研究

In this paper, the electrode materials of VRB were modified, and the kinetic parameters of varies working electrodes reaction were also calculated.

本论文针对钒电池电极材料进行了改性研究，计算了不同工作电极反应的动力学参数。分析了电池充放电过程中电池性能的变化及其电池失效的原因。

All vanadium redox flow battery ( VRB) is a novel electrochemical apparatus which can transfer and store electricity effectively.

全钒液流电池是一种新型高效电能转化与储存装置。

Vanadium redox flow battery ( VRB) is mainly used in energy storage of wind energy and solar energy and regulation of power grid.

钒电池（VRB）是一种新型的储能电池，主要应用于风光储能和电网调节中。

It was examined in VRB that the over potentiality was mainly caused by positive pole reactions.

实验表明：电池的过电位主要由正极反应造成；

Study on VRB variable wind in automatic meteorological observing system

自动观测系统中VRB风向不定问题的探讨

However, many problems of electrode materials restrict the development of VRB.

但目前钒电池在电极材料方面还存在很多问题，制约着钒电池的发展。

Effects of current density and temperature on the performance of VRB

电流密度和温度对VRB性能的影响

The thesis proposes a new abstract model, called variable relationship graph ( VRG), to depict variables' relationship in the programs.

本文提出的变量关系图这一抽象模型，一方面用于抽象地描述了程序的存储结构，另一方面也描述变量间的约束关系。

A vibration stimulating and measuring system for SPM is built up. The influence of SPM scanners, probes, samples, tip preload stresses and open/ close loop tip-sample interactions are tested on SPM VRR.

搭建了SPM激振、测振的实验系统，对不同的SPM扫描器、探针、样品、针尖预应力以及针尖-样品副开/闭环对SPM抑振系数的影响进行了实验研究。

These groups were observed by the methods of Y electrical maze, and serum cell factor. Results VRR could remarkably increased rightly rate of Y electrical maze, and descend IL 1, IL 6 level of serum.

结果调神方能明显提高Y-电迷宫正确次数，明显下调血清白介素-1β（IL-1β）、白介素-6（IL-6）的水平。

The accuracy of gravity quantities obtained by all components of gravity gradient tensor will make an improvement of more than 40% on that of the only radial component Vrr.

利用重力梯度张量全分量求得的重力值精度比单用径向分量V（rr）的结果提高40%以上；

To analyze the influence of external vibration on the tip-sample interaction of scanning probe microscope ( SPM), a concept, vibration rejection ratio ( VRR), was proposed.

为分析外界振动对扫描探针显微镜（SPM）针尖-样品副的影响，提出抑振系数的概念。

Objective To study the mechanism of the Vitality regulation Recipe ( VRR) on the learning and memory impairment and cell factor in the rat with Alzheimer dementia.

目的探讨调神方对老年性痴呆（AD）大鼠学习记忆和细胞因子调节的作用机制。

Concentrating on the dynamic mechanics model of SPM tip-sample interaction, the physical meaning and influence factors of VRR were analyzed theoretically.

围绕SPM针尖-样品副的动态力学模型，对抑振系数的物理含义、影响因素等进行了理论分析。

Now I was vry good at it.

我现在已经能够拉得很好了。

But sh is vry strict with us.

但是她是非常严密的与我们。