前后关系的

The purpose of this study was to measure the level of success of the campaign by determining the degree of change in areca nut related knowledge, attitudes and ractice.

本研究主要藉由槟榔减量、新形象运动计画介入前后的改变情形，来测试该计画推行的成效，并且探讨人格特质与嚼食槟榔的关系以及嚼食槟榔行为相关因素。

In order to find the signs of chronic fatigue syndrome and study the relation of CFS and exercises, we researched the coenocyte＇ s gene expression in peripheral blood of women with chronic fatigue syndrome before and after exercises load.

为了寻找慢性疲劳综合症的标志物，并研究慢性疲劳综合症与身体锻炼之间的关系，对患有慢性疲劳综合症女性的运动前后外周血单核细胞基因表达谱进行了研究。

Thus, a principal-agent relationship between government and foresters was established.

然而，林农拥有生态公益林的信息量较政府占优，政府对林农在自然灾害突发事件前后的防范与修复工作无从得知，于是就形成了政府与林农在不对称信息下的委托－代理关系。

The purpose of this study was to investigate the relationship between immune variables and psychopathology in patients with chronic schizophrenia before and after neuroleptic treatment, to evaluate the effect of neuroleptic on the immune parameters and the correlation between changes of immune variables and therapeutic effectiveness.

为探讨精神分裂症精神病理与免疫指标的相关性、评估抗精神病药对免疫指标的影响及其与疗效的关系，用固定剂量氟哌啶醇治疗50例慢性精神分裂症患者12周，在治疗前后测查T细胞亚群和白细胞介素2（IL－2）分泌细胞，并采用简明精神病评定量表、阳性症状评定量表和阴性症状评定量表进行评定。

It also provides protection of cell organelle and target sites from chemical or physical stimulations.

在纳米水平上研究细胞表面的基本结构及其受外界环境作用前后的变化，对于认识细胞表面结构与功能之间的关系，全面评价药效并对药物合成路线提供参考都具有重要意义。

To investigate the relationship between circulating renin-angiotensin system and finger plethysmography in patients with coronary heart disease treated with external counterpulsation.

观察冠心病患者在体外反搏治疗前后循环血液中肾素血管紧张素系统与指脉的变化，分析它们之间的关系，探讨ECP防治冠心病的机制。

The relation of strength and ultrasonic wave velocity of concrete with different damage were researched.

通过研究混凝土受损前后的强度和超声波传播速度，选取与强度有关的内部损伤变量，建立了内、外损伤变量之间的关系。

In this paper, quantitative analysis on exchange between inverter unit of DVR and grid is made when voltage temporarily drops. Then it studys detailedly the relationship of output voltage and power amang inverter unit of DVR ,grid and load.Finally Matlab simulations of all the compensation method are made.

本文定量分析计算电网电压暂降时DVR 逆变单元与电网的功率交换情况，详细研究逆变单元在各种补偿策略下的输出电压和有功功率与故障前后电网电压、负载电压和参考相量的具体关系，最后通过Matlab 仿真研究各补偿方法。

Then it studys detailedly the relationship of output voltage and power amang inverter unit of DVR ,grid and load.Finally Matlab simulations of all the compensation method are made.

本文定量分析计算电网电压暂降时DVR 逆变单元与电网的功率交换情况，详细研究逆变单元在各种补偿策略下的输出电压和有功功率与故障前后电网电压、负载电压和参考相量的具体关系，最后通过Matlab 仿真研究各补偿方法。

changing ; unvariable ; solid geometry ; folding question ; the method of solving a problem

本文拟从以下四个方面探求折叠问题的解题思路。1立体几何中自身的线面关系问题1.1抓住折叠前后不变的

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。