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Kyiv Kyiv is the capital of Ukraine and one of the biggest cities in Europe, the most important cultural. scientific, in......
With the help of electron back scattering diffraction techniques and field emission microscope, the misorientation and t......
The second phase in multi-phase alloys has connection with many important phenomena such as aging strengthening, dispers......
Fractures of the ulnar olecranon and coronoid process rarely occur clinically, usually combined with elbow dislocation, ......
Discovery of High-Pressure Basic Granulite Terrain in North China Archaean Craton and Preliminary St
High-pressure basic granulite terrain of 2.65 Ga from Jiouhuai’an in the junction of the Hebei and Shanxi provinces was......
In order to image the 3-D velocity structure of its shallow crust in Kunming region,China,finite-difference seis-mic tom......
Effect of different cooling history on yield ratio of HP295 steel for welded gas cylinder was studied and the resultimpl......
A new type of hot-rolled transformation induced plasticity (TRIP) steel with 2.3%AI was developed to replaceconventional......
Prehardened mold steel for plastic is the pri mary formanufacturing high quality plastic mold . Withthe rapiddevelopment......
Thermal decomposition of retained austenite in TRIP steel was investigated by means of differential scanning calorimetry......
In order to study the stress corrosion cracking (SCC) of X70 pipeline steel and its weld joint in acid soil environment ......
Effects of cold-rolling reduction on the recrystallization texture and grain boundary of ferritic st
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A low-carbon anti-wear steel,multi-alloyed with Si-Cr-Mn-Al-Ni-Mo-(Nb,RE),was designed for vane pumps of ships. The nove......
Microstructure Evolution and Dynamic Softening Mechanism of 00Cr22Ni5Mo3N DSS During Hot Compression
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Dependence of Deformation Twinning on Grain Orientation and Texture Evolution of High Manganese TWIP
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Hot torsion testing was performed on a low carbon Nb-Ti microalloyed steel to study the effects of hot torsion parameter......
After subscribing the Charter of GIF and submitting the Framework Agreement,China formally signed the Sodium Cooled Fast......
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为研究相对两面受火的方钢管约束型钢混凝土柱的耐火极限,运用 ABAQUS 建立了 ISO 834 标准火灾作用下方钢管约束型钢混凝土柱的有......
Central shrinkage crack is a common defect encountered in steel ingot casting. It is necessary to limit the degree of cr......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
本文以复合生态纤维混凝土、聚丙烯纤维混凝土和钢纤维混凝土的力学性能为主要研究对象，研究了不同种类纤维对混凝土的抗压强度的影......
在混凝土微平面本构模型M2的基础上,将微平面上的应力分解为体、偏、剪三个分量,与原有模型定义的微平面各分量应力-应变关系不同,......
中安创谷科技园项目利用Tekla Structures建立钢结构三维模型,并对钢结构进行深化设计,从而实现钢结构图纸准确输出和构件统计。基......
针对钢箱梁U肋角焊缝常规超声检测结果显示不直观、评判专业性强、检测效率低等问题,提出采用相控阵全聚焦3D技术进行检测试验研究......
为评估不同桥面加固方案对正交异性桥面板疲劳性能的改善情况,对比了钢-UHPC组合桥面和环氧沥青桥面铺装的桥梁疲劳性能.基于连续......
为解决超高层建筑因结构复杂、专业分包多、质量安全要求高导致工期难以控制的难题,分析并提出影响超高层建筑施工进度的主要因素......
U形钢-混凝土组合梁是近年来出现的一种新型组合梁,其具有承载力高、装修方便等优点。目前对其研究较少,尤其在与框架柱的连接节点......
基于上海市浦星公路跨航道主桥拱梁结合段工程,针对钢箱系杆拱桥拱梁结合段的受力特点,建立拱梁结合段板壳有限元分析模型,对比研......
结合先张法预应力离心混凝土钢绞线桩端板的特点,提出了一种抱箍式U形连接卡箍的机械连接方法。通过对8根先张法预应力离心混凝土......
提出了一种用纳米材料修复表面缺陷的新方法,初步研究了纳米氧化硅对304不锈钢表面微缺陷的修复作用,考查了气相流化干法修复工艺......
通过对迪拜天阁项目台模体系在工程中使用的分析,阐述了台模在工程中应用的注意事项及经济效益,体现了台模对于高层建筑的成本控制......
介绍洋山工程承台大口径钢管桩的施工布置、沉桩工艺、沉桩中出现的问题及解决方法.为今后类似工程提供经验.......
急倾斜煤层放顶煤放煤巷的支护不仅要维护巷道的稳定，还须有助于顶煤的破碎、放出。在总结和分析现场试验的基础上，运用模糊数学理论......
分析北京某平行弦桁架人行过街天桥设计,该天桥主体结构由上部两榀钢桁架和下部混凝土柱组成,总长52.5m,单跨最大跨径30m。设计考......
Comparative study of mining methods for reserves beneath end slope in flat surface mines with ultra-
The paper aims to identify a reasonable method for mining ultra-thick coal seams in an end-slope in surface mine. With a......
采用正交实验方法对hRB335钢进行电脉冲处理.考虑了最大脉冲电流、频率和处理时间的搭配作用,得出实验条件下的最佳参数范围.通过......
针对现有“惠斯顿”移钢机的不足，提出了一种新型的双头齿轮行星机构移钢机。分析了设备的组成与工作原理，利用“反转珐”原理分析了......
江西省景德镇白鹭大桥主桥系三跨连续独塔单索面无背索竖琴式斜拉桥,钢塔钢箱梁,塔梁墩固结。结合该桥的特点,介绍了钢梁结构设计......
利用旧桥梁钢实验研究了疲劳裂纹扩展速率表达式,并以一种新的方法获得了带有可靠性的疲劳裂纹扩展速率表达式.该表达式表明了疲劳......
阿莱曼海滩位于埃及尼罗河三角洲西侧,是长约12km的平直沙坝潟湖岸,在强劲的西向常、强浪的作用下,泥沙沿岸向东运移,引起海岸长期......
就带支撑钢构格栅坝结构模型，利用非线性有限元软件ANSYS／LS—DYNA进行数值模拟。分析在冲击荷载作用下结构的位移响应。结果表明：带......
为研究带纵向加强肋复合墙体在竖向荷载作用下的力学性能,设计并制作一榀1/2缩尺比例模型墙体进行竖向均布荷载作用下的试验研究,......
根据全国大学生工程训练综合能力竞赛要求,设计一无碳小车能绕过呈直线且按变间距摆放的障碍物.首先,分析理想轨迹并得到实现理想......
介绍武广客运专线衡阳湘江特大桥53号、59号浅滩墩采用的筑岛、下沉混凝土围堰施工方案，以及54～58号深水水中墩采用的双壁钢结构围堰......
"桩墙合一"最大的点是将单一的基坑支护结构转换为地下室永久结构的外墙组成部分。介绍了在复杂交通环境条件下采用"桩墙合一"基坑......
文章通过对五河淮河大桥的维修加固工程方案设计和实施，针对在当前桥梁维修加固中，经常采用的、较为有效的维修加固施工方法进行了简......
通过三轴液压转向实验平台,利用AMESim软件,建立了转向液压系统模型。分析了压力、流量、管路长度、管路内径以及管路材料等单因素......
拉西瓦水电站地下厂房及主变开关室预应力锚索设计垫座为混凝土锚墩,在施工过程中,为了节约投资、加快进度,经过多次试验,在满足设......
