HTPB和PET聚氨酯弹性体表面性质表征 关键词:端羟基聚丁二烯;环氧乙影四氢呋喃共聚醚;聚氨酯弹性体;表面性质;接触角 [gap=1144]Key words:HTPB;PET;polyurethane elastomer;surface property;contact angle
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surface property of coal 煤的表面性质
surface property modifier 表面改质机
dynamic surface property 动表面性质
pulp surface property 纸浆表面性质
grain surface property 颗粒表面性质
target surface property 物体表面的属性
Recently, the study of modifying PU by silicon attracts abroad interest and attention of researchers. It is expected to improve the thermal stability, water resistance, surface property and dielectric property without substantially damaging PU mechanical properties.
近年来,用有机硅改性聚氨酯材料的研究引起了研究者的广泛兴趣,期望在不过度牺牲PU机械性能的情况下提高其热稳定性、耐水性、表面性能及介电性能等。
参考来源 - 聚硅氧烷/聚氨酯嵌段共聚物的制备、结构与性能及动力学研究Ni anode is oxidized by nonsymmetry squar wave pulse current in dilute aqueous of KCI. The surface property of the oxidized Ni anode has been changed and the actual surface area of it has been increased.
在KCl稀溶液中用不对称方波脉冲电流氧化Ni阳极,改变了电极表面性质,增大了电极表观面积。
参考来源 - 电解水Ni析OIn this dissertation,we attempt to study the effects of support structure and surface property on the catalytic properties of Au/CeO_2 catalysts by using various preparing methods and characterizations. The main conclusions are described as follows:1.
我们在本论文中采用了多种制备方法及表征手段详细研究了氧化铈的结构及表面形态对负载金催化剂结构的影响,并考察了这些催化剂在低温CO氧化反应中的催化性能。
参考来源 - 氧化铈载金催化剂的低温CO氧化反应性能研究On the basis of ordinary EDM method,a hard ceramic layer can be deposited on the workpiece surface with TiC-Co semi-sintered electrode and kerosene fluid,so the surface property of the workpiece was improved.
它是在传统电火花加工方法的基础上,采用TiC-Co半烧结体电极和普通煤油工作液,在工件表面形成一层硬质陶瓷层,从而达到改善工件表面性能的目的,这种新方法被称之为放电沉积。
参考来源 - 期刊学术社区·2,447,543篇论文数据,部分数据来源于NoteExpress
The influence of some preparative variables on the size and surface property was investigated.
并对某些能影响颗粒大小和表面性质的变量进行了研究。
The surface property of hydrogen storage alloy is very important for its electrochemical application.
贮氢合金的表面性质对于它的电化学应用极为重要。
The surface property of hydrogen storage alloy is very important for its electrochemical applications.
贮氢合金的表面性质对于合金的电化学应用是极为重要的。
This property of cells in culture is called anchorage dependence - that the cell needs to be anchored to a surface in order to function properly.
体外培养细胞的这种特性,称为贴壁依赖性--,意思是细胞必须固定在,某个表面上才能正常生长
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