查询词典 TEM

It is important to control the lamellar spacing of fully la mellar TiAl alloy for improving its mechanical properties.

利用光学显微镜和TEM ，研究了全层状TiAl合金的层片间距的影响因素及与各因素的关系。

He results of TEM and SAD indicated that there were two kinds of carbides precipitated during the aging treatment. They were intergranular M6C type carbide and lamellate M2C type carbide, which both rich in Mo.

EM和SAD结果表明，时效过程中，有多角状圆粒M6C，长片状M2C型两类富含Mo的碳化物析出，对合金有较明显的强化作用。

So the higher temˉ perature resistance for the three soil types was in the sequence o f dry red soil, lateritic red soil and lateritic soil.

综合3种配方在高温期间的生理指标变化情况，其耐高温能力由强到弱依次为：燥红壤、赤红壤、砖红壤。

The microstructure of the master alloys have been characterized using metallograph, SEM and TEM.

通过对比试验发现：不同组织的Al－5Ti－lB中间合金具有不同的细化效果。

The metallograph, x-ray diffraction, TEM, EMPA and XPS technigues were used to research the microstructure, phase structure, microhardness, composition, Valence of composed elements, internal stress of coatings, and to measure the wear-resistance and resistance to high-temperature oxidation, too.

文中应用金相分析、X-射线衍射法、透射电镜、电子探针显微分析法和X-射线光电子谱法等手段研究了N膜的显微组织、相结构、显微硬度、膜层成分、组成元素的价态和膜层内应力等性能；还测定了铝合金表面的N膜的耐磨性和抗高温氧化性能。

In this paper, the mechanical properties and microstructure of flash butt welding joint of the austentic manganese steel frog and the track steel had been researched by the metallographical examination, TEM, SEM and tensile, impact and hardness test. Its result has the very important practice meaning.

本文在查阅大量国内外文献的基础上，运用光镜、透射电镜和扫描电镜等金相试验手段和拉伸、冲击、显微硬度等力学性能试验，对高锰钢辙叉与钢轨闪光对焊接头的显微组织形态、硬度分布和力学性能进行了研究和分析。

By means of optical and TEM microstructure analyses, room temperature and 900 ℃ tensile tests and X-ray diffraction phase and microchemical quantitative analyses, the structure and mechanical property changes of GH4199 superalloy after prolonged aging in the temperature range of 600℃ to 900℃ and time period of 100 h to 1000 h have been investigated.

采用金相和电镜微观组织观察、室温和高温拉伸试验、物理化学相分析等综合试验方法，对经600、700、800、900℃和100、200、500、1000h长期时效处理的GH4199合金进行测试和研究。

An intercrystalline ductile fracture physical model of ultra-high-strength Al-Zn-Mg-Cu alloy was given and the stage fracture behaviors of equilibrium phase, matrix precipitation and microzone of precipitate free zone were analyzed by TEM observation of the quenched and aged microstructures, the fracture behavior and morphology of Al-Zn-Mg-Cu alloy.

摘 要：根据超高强铝合金淬火、时效组织透射电镜观察结果，以及合金断裂行为与断口形貌分析，提出了一种Al-Zn-Mg-Cu合金产生延性断裂的物理模型。

An intercrystalline ductile fracture physical model of ultra-high-strength Al-Zn-Mg-Cu alloy was given and the stage fracture behaviors of equilibrium phase,matrix precipitation and microzone of precipitate free zone were analyzed by TEM observation of the quench ed and aged microstructures,the fracture behavior and morphology of Al-Zn-Mg-Cu alloy.

根据超高强铝合金淬火、时效组织透射电镜观察结果，以及合金断裂行为与断口形貌分析，提出了一种Al-Zn-Mg-Cu合金产生延性断裂的物理模型。

The paper described a knowledge-based CAD sys tem for the generation of containership midship sections, its principles and the process of its development.

文中介绍了集装箱船中剖面生成基于知识的计算机辅助设计系统，及其基本原理。

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。