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Objective To study the effects and mechanisms of SO 2 on lungs and the cell membrane permeability of pulmonary cells.

目的 探讨二氧化硫(SO2 )吸入对大鼠肺组织及肺细胞通透性的影响。

By analyzing the mechanisms of degradation and inhibition, cellulases inhibition of glucose and cellobiose...

利用实验结论对酶催化提取薯蓣皂苷元的工艺进行改进，使产率提高了29.3％。

Mechanisms to concentrate proteins are well known in the art and typically involve filters or centrifugation.

浓缩蛋白的机理是本领域中公知的，且一般包括过滤或离心。

It is the most powerful means of eradicating schistosomiasis. Current method of elimination cercaria is mainly the chemical method which has many disadvantages such as drug resistance, drug dilutedness, environmental pollution and poisoning the other biology, etc. For these reasons, this paper poposed a new method of elimination through high-voltage pulsed electric field, discussed the feasibility of the new method, studied the elimination mechanisms of using different forms of electrodes, analyzed various factors which influences the effect of elimination and introduced the structure of high-voltage pulsed electric field system at the stage of laboratory. Moreover, this paper showed the security problems that should be considered during the research and experiment.

针对常用的化学药物杀灭法存在的易使尾蚴产生抗药性、水域宽广致使药效降低、污染环境、毒杀其它生物等弊端，本文提出了一种利用高压脉冲电场杀灭血吸虫尾蚴的新方法，探讨了这种电子杀灭方法的可行性，分别研究了采用锐形电极和平板电极的血吸虫尾蚴杀灭机理，分析了影响尾蚴杀灭效果的各种因素，介绍了实验阶段血吸虫尾蚴高压脉冲电场杀灭系统的构成，指出了系统研制和试验过程中需要充分考虑的安全性问题。

Objectives To study the change of excitatory amino acids glutamate and aspartic in cerebrospinal fluidof children with bacterial meningitis and their function in pathophysiological mechanisms and clinical significance.

目的 观察细菌性脑膜炎患儿脑脊液中兴奋性氨基酸谷氨酸和天门冬氨酸含量的变化，并探讨其在细菌性脑膜炎病理生理过程中的作用和临床意义。

The influence of cerium on cAMP signal system might be one of the mechanisms by which rare earth elements affect living things.

结果提示Ce3+对环腺苷酸信号系统的影响可能是稀土元素对生物的作用机制之一。

These kinetic experimental results improve and deepen the knowledge of formation mechanisms of pyrite and chalcopyrite in deposits and stability of magnetite in weathering crust,etc.

有关动力学实验成果完善和深化了对矿床中黄铁矿、黄铜矿的形成机理和风化壳中磁铁矿的稳定性等方面的认识。

The effects and mechanisms of atmospheric CO2 enrichment and temperature rise on water and nutrient use in wheat were studied in this thesis using the chamber pot experiment and open top experiment.

本研究通过人工气候室盆栽试验和开顶式试验研究了大气CO_2浓度升高对小麦水分养分利用的效应和机制。CO_2浓度升高盆栽试验设350和700μmol mol~(-1)2种CO_2浓度水平，湿润、干旱2种土壤水分处理和0、50、100、150、200mg kg~(-1)5种N肥施用水平。

The addition of nanoparticle additives could change the viscosity of lubricating base oil, and could be partly used to interpret their lubricating mechanisms.

纳米颗粒的添加可能改变基础油的粘度，这一点被部分用于解释纳米颗粒的润滑机理。

The focus groups may be thought of as special purpose vehicles or mechanisms to facilitate understand the voice of customer better , organize the gathered data , evaluate the evolved feedbacks and channelize them in concise fashion to the developers for deliberation and further action .

焦点团体可视之为特殊用途车辆或机制，以便更好地了解顾客的声音，组织数据收集，评价与反馈，引导他们转变为开发商简洁时尚审议进一步行动。

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。