微观研究

The chemistry compatibility of the electrode and electrolyte at high temperature and effects of the sintering temperature on the microstructure and electrochemical properties were investigated, respectively. The results showed the sintering temperature has effect on the polarization resistance of the electrode. At moderate temperature, a fine microstructure with moderate porosity and well-necked particles has been formed, and the electrode gave the lowest polarization resistance.

考察了电极材料与电解质材料在高温时的化学相容性；研究了烧结温度对电极的微观形貌及电化学性能的影响，结果表明，烧结温度过高或过低都会导致电极极化面电阻的增加，当电极的烧结温度适中时，电极表面粒子有一定的烧结连接，并且有一定的多孔结构，电极的极化面电阻达到最小值。

With the weight playing method and mechanics principles in physics, the relation between touches on keys and their tone colors is studied in a microscopic way, analyzing three aspects of the force of touch, the speech of touch and the angle of touch specifically.

结合重量弹奏法及物理力学原理，从触键力度、触键速度和触键角度三个方面进行具体的分析，从微观处入手研究触键与音色的关系。

The effect of content of SiC nano-powders on the microstructure,mechanical properties and wear resistance of nodular cast iron was investigated.

采用改性纳米SiC粉体对球墨铸铁进行了强韧化处理，研究了不同的纳米SiC粉体加入量对球墨铸铁的微观组织、力学性能以及耐磨损性能的影响。

By collecting previous research results of water-drive gas reservoirs and analyzing their macro and micro mechanisms of water encroachment,different development measures are designed respectively for their three development periods of water-free gas recovery,gas flowing with water and water-discharge gas recovery.

摘要通过收集前人水驱气藏开发的研究成果，对水驱气藏储层宏观和微观水侵机理进行分析，总结出了无水采气、带水自喷和排水采气三个阶段水驱气藏的不同开采措施。

Secondly, through the laser craft test, the rational laser honing craft parameters are determined, which are used to process the flat sample and internal-combustion engine cylinder wall.

其次，通过激光工艺试验，研究确定合理的激光珩磨工艺参数，在平板试样和内燃机缸套上进行激光微观造型。

Under the assumption that pore spaces of bentonite were completely filled by swelling of montmorillonite, an expression of swelling volumetric strain of montmorillonite was obtained based on the former research of microstructure of bentonite.

在已有膨润土微观结构研究的基础上，假设其中蒙脱石的膨胀完全填充土中孔隙，得到蒙脱石膨胀体积应变的表达式。

The reactions of the two-membered Si-O ring with CFn（n=1-3） radicals have been studied by using density functional theory calculations at the UB3LYP/6-31G level.

用密度泛函理论在UB3LYP／6-31G水平上研究了二元硅氧环与CFn（n=1～3）自由基的反应，弄清了微观反应机理，计算了反应的活化能和反应热。

Rapidly solidified AZ91 magnesium alloy powders and the Mg-based composite material reinforced by SiC particles were produced by twin-roller atomization method and powder metallurgy, respectively. The microstructure, phase compositions and interface characterization between Mg matrix and reinforcing particles of AZ91/SiCp composite material were investigated.

摘 要：采用双辊雾化法制备快速凝固AZ91镁合金粉末，并用粉末冶金方法制备SiC颗粒增强的镁基复合材料棒材，研究AZ91/SiCp复合材料的微观组织、相组成及增强相与合金基体间的界面结构特点。

The study objects of this text are highway and railway tunnel. This text analyze form and mechanism of cause of the tunnel"s disease through knowledge theory such as :rock mechanics, soil mechanics, hydraulics, hydrodynamics, chemistry ,and so on. And combine last criterion, rule and engineering practice, provide the tunnel disease"s the design of prevention and cure, method of construction, new technique, new material, new craftwork. This text provide some advantageous consult values for tunnel prevention and cure.

本文以公路及铁路隧道为研究对象，运用岩体力学、土力学、水力学、流体力学、化学等学科理论，以宏、微观相结合的方法分析了渗漏水、冻害、衬砌裂损及衬砌腐蚀4种常见隧道病害的表现形式、成因机理，结合最新的规范、规则和工程实际给出了隧道病害的防治设计、施工方法以及新技术、新材料和新工艺，为隧道防治提供了有利的参考价值。

The effects of thermal cycling temperature on microstructure and damping capacity of Fe-19Mn alloy were studied by Olympus optical microscope, XRD and reversal torsion pendulum.

中文摘要：采用Olympus光学显微镜XRD以及倒扭摆法，研究了热循环温度对Fe-19Mn合金的微观组织和阻尼性能的影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。