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Used as flame retardant of tunnel asphalt pavement, organic bromides produce a large amount of poisons and smoke in cons......
The Enantioselective Addition of Diethylzinc to Aldehydes Catalyzed by 2-Methylquinoline Derived Chi
Readily available 2-methylquinoline derived chiral ligands 1 and 2 have been applied in the enantioselective addition of......
Influence of shrinkage-reducing admixture on drying shrinkage and mechanical properties of high-perf
High-performance concrete (HPC) has specific performance advantages over conventional concrete in strength and durabilit......
The results of an experimental study on investigating the properties of cementitious rendering mortars prepared with a r......
In this paper the expression of the excess molar isentropic compressibility of liquid mixture andthe formula for sound v......
By analyzing the fine aggregate gradation scales from standards,fine aggregate in the asphalt mixture is regarded as a w......
本文认为,日本<小说目录>收录的<笠翁十种>,可能是戏曲.这是由于藏主混淆了小说与戏曲的概念.这一现象是由于中国近代学术界将小说......
图像去噪问题是一个古老的难题,也是当前研究的热点问题,而图像小波去噪算法在图像去噪方面虽然已取得了一定进步,但在这一领域仍......
介绍了滨海路钢管混凝土拱桥的挤型及构造,总结了钢管混凝土-拱组合体系桥施工中的技术难点和施工处理措施,指出了钢管混凝土拱桥施......
南水北调中线京石段桥梁C50级混凝土,既要求高性能,又控制碱含量。在配合比设计中采用粉煤灰、矿渣粉及聚羧酸系高性能减水剂联掺的......
采用SolidWorks建立HRM4800立式辊磨三维磨腔模型,依据立式辊磨磨腔内部流场的已知工况数据,分析流场湍流状态、计算模拟边界参数......
针对CO2/R170混合物在复叠式制冷系统低温环路使用的工况,建立了固液平衡和汽液平衡的数学模型,决定了保证混合物在较低温度下不结晶......
简述了沥青路面基层冷再生技术的原理,并结合工程实例,从配合比设计、施工技术、质控措施等方面,阐述了沥青路面基层冷再生技术在......
为探索柑桔木虱成虫的防治方法,在棚内及果园进行了烟雾法施药防治柑桔木虱成虫药效试验。棚内试验结果表明,药剂处理以A1(80%敌敌......
In this study we explore the one-dimensional drainage of a power-law fluid into a deformable porous material. Initially,......
采用反相液相色谱法,选用Eclipse XDB-C184.6×100mm色谱柱,以甲醇及甲醇+水(90:10)为流动相和DAD检测器,分别对毒死蜱·阿维菌素......
采用混合分布理论与极大似然法,拓展了适用于双单倍体群体(DH)和重组近交系(RIL)群体的质量-数量性状的遗传分析方法,提此方法可以鉴别主-微基因......
混合交通是我国交通的主要特征,利用视频检测技术可以获取混合交通流参数,实现混合交通的有效管制,由于检测过程中天气、光线等环境变......
提出一种利用光谱滤波器进行遥感图像混合像元全约束分解的新算法。该算法利用端元光谱中与背景光谱正交的光谱成分构建光谱滤波器......