论文部分内容阅读
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、测量监控等方面人手,介绍了S226海滨大桥主桥连续预应力混凝土变截面箱梁2#～7#块、8#、8
Optimization of RPC technique for refining the intermediate transformation microstructure
【摘 要】
：
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、测量监控等方面人手,介绍了S226海滨大桥
【机 构】
：
Materials Science and Engineering School, University of Science and Technology Beijing, Beijing 1000
【出 处】
：
北京科技大学学报
【发表日期】
：
2002年3期
其他文献
Microwave joining is a rapid developmental new techniqu e in recent years.This paper introduces a new microwave joining equipment which was made by our lab,succ
Using ground granulated blast face slag as the activ e stuff of high performance concrete (HPC), the C60 SHPC was prepared. The behav iour of the C60 SHPC and i
The fibred mangesiun hydroxide from the bracite was treated with a surface active agent. The modified fibred magesium hydroxide as f lame-retardant,boric acid,
农作物秸秆是农业生产的副产品,其富含有机质和氮、磷、钾、钙、镁、硫等多种养分,完全可用作肥料、饲料、燃料及工业生产的原料。秸秆的分布零散,且体积大、收集运输成本高
THERMO-ELASTIC-PLASTIC RESPONSE AND OPTIMUM DESIGN OF CERAMIC-METAL FGMS-CYCLIC THERML LOADING PROBL
The materials are made with a graded composition and microstructure in the thick ness direction from the ceramic side to the metal side. The cyclic thermal load
The improvements of the me chanical properties, including bulk density of fresh mixtures, elastic modulus, and compressive strengths of four high-performance co
宋人好破体,“记体文”虽以叙事为主,但也同时将几种文体的创作风格和表现手法综合起来加以运用,这就使得文体之间相互渗透,取长补短,形成了“破体为记”这一文学现象.而本论
心理素质培养是当前教育日益关注的话题,本文试图从舞蹈专业特性入手,结合现代心理学对气质类型的分析,对舞蹈学生心理素质培养的重要性、应具备的职业心理素质、不良心理状
The stored energy and the energy release during SPD (superplastic deformation) ofa Zn-5Al alloy were studied. The alloy after rolling process gains more stored