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Higher requirements are put forward for interlayer bonding property with the increase of traffic load, including bearing......
1995年初铁道部设计鉴定中心批准中国铁路工程总公司和铁道部第四勘测计院共同在京九线阜九段选点开展OH—COAT技术科学试验。课......
Organic small molecules(TPA-BT3T,TPA-PT3T,and TPA-DFBT3T)using triphenylamine as a donor unit,terthiophene as a bridge,a......
Label-free quantification of peptides in solution by disposable patterned hydrophilic chip based MAL
Quantification of a mixture of peptides in solution was achieved by disposable patterned hydrophilic chip based matrix-a......
Interfaces and surfaces of YBa_2Cu_3O_(7-x)(YBCO)-Ag have been studied by SEM-EDXand AES.No effect of Ag on 123 structu......
A series of optical thin films for LD pumped all- solid- state laser are discussed. Because of the difference between th......
We demonstrate a linearly-polarized, ytterbium-doped fiber laser that uses an uncoated, undoped ceramic YAG plate as the......
A top-contact organic field-effect transistor(OFET) is fabricated by adopting a pentacene/1,1’-bis(di-4tolylaminophenyl......
The tetrapod ZnO nanostructures are synthesized on the Si(100) substrates using the chemical vapor deposition(CVD) metho......
Near-field holography enhanced with antireflection coatings——an improved method for fabricating diff
Near-field holography(NFH), with its virtues of precise critical dimensions and high throughput, has a great potential f......
A resistive humidity sensor was prepared based on sodium polystyrenesulfonate (NaPSS)/TiO_2 nanocomposites,and its elec......
YBa2Cu3O7-x(YBCO) films with co-doping BaTiO3(BTO) and Y2O3 nanostructures were prepared by metal organic deposition usi......
Theoretical modeling of cutting temperature in high-speed end milling process for die/mold machining
A parametric model of cutting temperature generated in end milling process is developed according to the thermal mechani......
A new chitosan derivative is prepared using chitosan.Ethyl chlorocarbonate was first introduced to the hydroxyl group of......
Look at the funny pictures and read the sentences.You will find it easy to remember the words!boatB/bEJt/小船The girl is......
Oxalic-acid-based co-precipitation method was employed to prepare LiNi2/3Mn1/3O2 sample with a high-ordered structure. L......
Electrosynthesis of powdery silver particles can be effectively carried out with an H2O-oleic acid or an H2O-glycerol mi......
Ti0.5Al0.5N coatings were deposited on TC11(Ti-6.5Al-3.5Mo-1.5Zr-0.3Si) and silicon substrates using a cathode arc ion-p......
In this paper, the shapes of plasma produced by a Q-switched YAG laser acted repeatedly upon a CCD with MOS structure a......
该文实验研究了镍?磷?巴基管复合镀层的润滑性能.结果表明:巴基管复合镀层具有优良的减摩,耐磨特性,说明巴基管是一种性能优异的固......
We propose a side-core holey fiber(SCHF)-based surface plasmon resonance(SPR) sensor to achieve high refractive index(RI......
The detection of peroxide explosives(PEs) has attracted considerable attention all over the world in global security owi......
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......
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......
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......
The utilization of decision support systems which are flexible enough to handle information about cooperative behavior a......
一般地，106半固化片的树脂含量（简称RC）只能达到75％左右。因厚铜（铜厚达到105μm及以上）印制电路板的线路间需要更多的树脂来填充，故普通......
采用NH3·H2O-NH4HCO3为缓冲溶液,共沉淀法制备YSZ包覆NiO的NiO-YSZ阳极材料,分析了材料的物相和粒径大小.分别以YSZ包覆的NiO、商......
以金魁美味猕猴桃为试材,从影响果实采后活性氧代谢因素方面对两种保鲜剂在猕猴桃贮藏过程中的作用机理进行了初步探讨.结果表明,......
脉冲漏磁检测技术在铁磁性板材、管道的裂纹、腐蚀等缺陷的检测方面有很大的优势。但是由于腐蚀类缺陷产生的漏磁信号非常微弱,导......
介绍了涂层设计及计算，通过理论计算，聚焦式集热器能够实现热发电等对涂层表面温度的要求。当聚光比达到50倍时，涂层表面的最高工作温......
Blue Coat近日完成了对Packeteer的收购。WAN优化专业厂商Packeteer现在已经成为Blue Coat旗下一家全资子公司。......
介绍了以硫代乙酰胺(TAA)和乙酸锌[Zn(Ac)2]为主要原料，在片状铝粉表面包覆一层ZnS，制备出包覆式复合粒子Al／ZnS，改变母粒子Al粉的加入......
给出一种温和条件下构筑Fe3O4/Au,Fe3O4/Au@SiO2复合纳米结构材料的方法,并研究所得产物的光学、磁学性质.首先,用3-氨丙基三甲氧......
以不同粒径的石墨颗粒和SiC粉体为原料,采用SiC粉体包覆石墨颗粒的方法,于2000℃热压制备了石墨/碳化硅（Gp/SiC）复合材料.利用扫描电......
以一种多元素铁基非晶合金粉末(含C,si,B,Cr,W,Mo,Ni,Fe等)作为喷涂材料,用大气等离子喷涂在316L不锈钢基体上制备涂层.用X射线衍......
传热计算表明:在满足强度、刚度要求的前提下,金属型的壁越薄,通过改变涂料层厚度调节铸件凝固顺序的能力越强。大批量生产时,宜采......
采用化学复合镀方法制备镍-磷-钛酸钾晶须复合镀层,用扫描电镜和金相显微镜观察复合镀层的表面形貌和断面结构,用XRD研究时效温度......
聚脲是一种应用不久但推广很快的新兴涂料,防水、防腐和耐磨性能突出,在石化企业具有良好的应用前景.......
目的评价应用多孔涂层钽金属棒系统治疗成人股骨头缺血性坏死的效果和应用价值。方法自2008年5月至2010年6月间对22例成人股骨头缺......
介绍了类Scratch coat微表处调平层的技术特点和应用范围,依托"宁连一级公路(G205)南京段路面车辙改造维修"实体工程项目,对其施工......
研究了适用于CO2水玻璃砂芯的自硬转移涂料,提出了以磷酸盐做粘结剂,MgO作固化剂的自硬转移涂料的最佳配方,并对其转移性进行了分......
The reverse microemulsion composition consisting of 37. 0% cyclohexane, 26.0% surfactant (TX-10and AEO9), 13.0% n-pentan......
采用形状记忆合金（SMA）的本构方程分析了管接头，考虑了不同边界和载荷对管接头系统的影响，得出了管接头系统的应力分布。结果表明，管接......
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目的观察新型脱敏剂MSCOAT治疗牙颈部牙本质过敏症的短期疗效。方法选取患有牙颈部牙本质过敏症的患者53人，患牙82颗，随机分成MSCOAT......
目的研究颜料协同作用对装饰原纸性能的影响,达到改善纸张表面结构、优化其物理性能的目的。方法优选阔叶木浆和针叶木浆（有效成分......
