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A recently developed advanced hot-formed(AHF) steel for automobile is introduced and three physical metallurgy concepts ......
The 2-dimensional cellular automata (CA) simulation technique has been utilized to investigate the abnormal grain coarse......
The EXAFS and IR characterization of Rh particles derived from NaY-zeolite entrapped Rh_6(CO)_(16)in
Metal clusters made of neighbouring metal centers with unique structures and stabilizedon a support may provide well-de......
【正】 Biological pesticides have relatively low toxicity to human health,but their haz-ards to environment should not b......
After a sluggish market in 1994, both the sale and the production of automobiles will be raised constantly in China, es......
Combining hydropyrolysis and compound specific stable isotope measurements to identify sources of bi
Compound-specific 13C/12C isotope ratio measurements have successfully been demonstrated as a valuable technique for pol......
Comparison of measurement of n-octanol/water partition coefficient of organic ions by RP-HPLC and RP
n-Octanol/water partition coefficient (logKow) is an important physicochemical parameter to characterize the hydrophobi......
Significance of Reserving Whole Rectus Muscle Sheath and Technique of Rotationally-Striping Rectum M
Objective To explore the significance of reserving the whole rectus muscle sheath and the technique of rotationally-stri......
According to the Statistical Communiqué of the People’s Republic of China on the 2008 National Economic and Social Dev......
Thermal maturation in the shale oil/gas system is inherently complex due to the competitive interplays between hydrocarb......
This study solves the dispute between the free cash flow and tunneling hypotheses in explaining the role of cash dividen......
随着消费者对品牌方环保措施和行动的期望值越来越高,服装品牌在提升产品环保性的同时,零售空间的可持续性革新也至关重要。针对这......
在建立永磁操动机构数学模型的基础上,采用有限元分析方法对永磁操动机构的保持力进行计算,并对其进行试验测量.对理论计算和试验......
在外径为180 mm的气固分选流化床中用高速动态摄像仪对磁铁矿粉的床层塌落行为进行观察,绘出其塌落曲线,引入塌落速度Uc,床层膨胀......
在分析工程造价中的材料分类、材料价格定价常用途径的基础上,结合定额测算法原理,并以预应力高强混凝土护壁桩的定价实践为案例,......
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本文就施家港新建港区工程设计中几个技术问题的处理情况作了介绍,其中港区泄洪问题是目前国内内河小港口建设中普遍存在的一个问......
GCr15粉末冶金烧结钢被普遍用于制造各种模具,硬度要求较高,但其中的残余奥氏体会使硬度降低,因此,检验残余奥氏体的体积分数是非......
汶川特大地震对公路抗震设计提出了新的要求,也使公路的抗震设计成为研究的热点,因此,在分析了公路路线抗震重要度的基础上,对新形......
以新建吉林至珲春客运专线铁路英安河特大桥为例,介绍了砂卵石地层桩基础采用旋挖钻机成孔时,在设备、工期等条件受限的情况下,通......
基于政府补贴制造商模式，考虑到零售商的公平关切心态，建立了制造商与零售商之间的博弈模型，分析了政府补贴和公平关切对制造商与零售......
岩质基坑工程的勘察与支护不同于土质基坑，而现行规范相关条款多是针对土质基坑编制而成，这给此类问题的解决带来极大的不便。本文通......
采用石墨化退火和等温淬火工艺对可锻铸铁试样处理后,其组织为贝氏体＋残余奥氏体＋石墨;处理工艺参数不同,残余奥氏体的晶面距离、晶......
隧道出口污染空气窜流易被相邻的隧道进口吸入形成二次污染,恶化相邻隧道内的运营环境。以k-ε方程三维紊流模型及多组分扩散传输......
The effects of finishing rolling temperature and coiling temperature on retained austen-ire were studied for hot-rolled ......
针对当前深基坑支护普遍存在的问题，介绍一种新型的支护结构体系－－ＳＰＲ排桩的拱形支护，分析了ＳＰＲ排桩采用非圆形截面和压浆技术而具有的优越性......
The tensile property of the spliced yarn splice under different splicing conditions has been investigated. The retained ......
研究了用海藻酸钠作载体，用包埋法固定化简单节杆菌（ＡｒｔｈｒｏｂａｃｔｅｒＳｉｍｐｌｅｘ）Ｂｙ－２－１３的制备条件及固定化菌的一般性质。用１０ｍｌ４％海藻酸钠包埋０．５ｇ湿菌体活力收率可达８７％。固定化菌......
结合实际工程案例，探讨了该地块在设计和施工过程当中遇到的具体问题。提出了当小区室外整体地坪抬高时，住宅与地下车库和室外挡土墙......
