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- The solving method of it is that the ventilative property of coat should be taken no account of whicn can increasing thickness and intension to block off the flow of mould sa... 解决的办法是:由于这一真空度高于砂箱内的值,故可不考虑该处涂层的透气性,增加其涂层厚度及强度以阻挡型砂流动,或者把直浇道与浇口杯制成一体,这样问题就得以解决了。
- The results show that codeposition of Fe and PTFE can obviously decrease friction coefficient of coating, reduce wear and improve lubricating property of the coating. 结果表明:铁与PTFE共沉积可以显著降低镀层的摩擦系数,减少磨损,改善镀层表面润滑性能。
- The amorphous surface layer of tantalum was obtained by anodic oxidation in melting nitrate after plasma-nitriding at relative low temperature, and the composition, phase structure and property of coating were tested. 摘要采用低温离子渗氮后再熔盐阳极化的方法,在钽表面形成厚度达微米数量级的非晶态层,测试了非晶层的成分、相结构和性能。
- By optimizing all kinds of elem entary composition,in addition to excellent basic property of coating with com pound function of radon-prevention and antibacteria,its radon-prevention rate is up to90. 通过优化组合各基元组分,试制的防氡、抗菌复合建筑涂料除具有优良的基本性能外,防氡率达90。
- Check conduction property of the coat. 测定涂层的导电性能。
- Situation of amino resin,effect of amino resin on property of coating,special coatings from amino resin and their development were introduced in this paper. 重点介绍涂料用氨基树脂概况、氨基树脂对涂料性能的影响、氨基树脂专用涂料示例及其发展等内容。
- The effects of the composition and molecular weight of the HDI oligomer on the properties of coating film were studied. 通过改变HDI齐聚物合成反应的条件,探讨了齐聚物的组成和分子量对涂膜性能的影响。
- The relation between acid value and reaction time had been discussed.The influence of photoinitiator on properties of coating were discussed too. 研究了树脂反应的酸值与反应条件的关系,并研究了不同光引发剂体系对涂膜性能的影响。
- Applications in the dispersion of coating and adhesive materials,solubilization of polymers,and the(modification) of thermodynamic properties of po... 总结了梯度共聚物在涂料及胶粘剂的分散、聚合物的增溶和热学性质的改性等方面的用途;指出了梯度共聚物可能的研究方向。
- The acrylic resin was used to modify PVDF, and the influence of titanium white pigment on the properties of coating film was researched. 采用丙烯酸树脂对PVDF进行改性,并研究颜填料钛白粉对涂膜性能的影响。
- The silane coupling agent enwrapped in the surface of copper powder was studied by infrared spectral analysis technology.The conductive property of coatings was examined. 用红外光谱分析技术研究硅烷偶联剂在铜粉表面的接枝情况,对涂层的导电性能进行测试,确定了偶联剂的处理工艺。
- It could be a reference in improving the properties of coating by the addition of silane in the recipe for the engineers. 对涂料工程师在各种涂料配方中应用硅烷来提高涂料性能具有一定的借鉴作用。
- Kinetic energy is a scalar property of motion. 动能是运动的一种标量属性。
- A method of coating a layer of cobalt ferrite on the surface of ultrafine iron particles by soaking was studied,and the change of magnetic properties of was discussed. 研究了用浸渍方法在超微铁颗粒表面生成了一层钴铁氧体层,并对由此引起样品的比饱和磁化强度和矫顽力的改变进行探讨。
- The person was appointed administrator to manage the property of others. 这个人被指定管理他人的财产。
- The property of being coherent, as of waves. 相干性相干的性质,如波的
- He is studying the properties of these particles. 他在研究这些粒子的性质。
- the property of coating to resist wear 耐磨性
- Paraffin has the property of dissolving grease. 石蜡具有溶解油脂的特性。
- Mesons have the property of hypercharge. 介子具有超荷性。