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Using nitrates and etylene diamine tetra acetic acid(EDTA) as raw materials, Nano size La 0.8 Sr 0.2 FeO 3 powder was synthesized by EDTA complexing Sol Gel method at lower temperature. 以金属硝酸盐和乙二胺四乙酸 (EDTA)为原料 ;用EDTA络合溶胶凝胶法合成了La0 .;8Sr0
PTFE matrix composites were fabricated using mixing nano sized powder process and vaporizing impregnant process. 采用溶剂蒸发法和固体纳米粉末混合法制备两种工艺制备了PTFE复合材料。
There are mainly two methods to prepare nano sized titania, uch as vapor phase process and liquid phase process. 纳米钛白的制备方法大致可分为两类,即气相法和液相法,而液相法是研究的重点和热点。
The results show that the hardness of composites fabricated with vaporizing impregnant process is much higher than that fabricated with mixing nano sized powder process. 结果表明在填料含量相同时,溶剂蒸发法制备的PTFE复合材料的硬度显著高于固体纳米粉末混合法制备的PTFE复合材料的硬度;
The type,reaction mechanism and application of nano sized semiconductor photocatalyst are reviewed.The improvement of photocatalyst is also discussed in brief. 对半导体光催化剂的类型、作用机理、应用及其性能改进作了综合评述。
Compared with pure PTT, the thermal stability, crystallization and tensile performance of the PTT/MMT composites are improved due to the introduction of nano sized DK2 MMT. 与纯PTT相比,由于MMT在PTT基体中达到纳米尺寸分散,PTT/MMT复合材料的热稳定性能、结晶性能和拉伸性能都得到了明显提高。
The application and the progress in the preparation of nanometer sized materials by molecular self assembly method are reviewed. 对分子自组装技术在纳米材料制备方面的应用及其研究进展作了综述报导。
The results show that the different motion tracks of different size particles of broad size materials lead to the different average circulation-time. 大粒径粒子较小粒径粒子的平均循环时间短,大颗粒通过喷动区的次数大于小粒子,生长较快。
nano sized Y-type oxytitanium phthalocyanine 纳米酞菁氧钛
Sizing materials are applied to yarns, particularly warp yarns, before they are woven into cloth. 在织造之前,必须给纱线(特别是经纱)上浆。
An attempt is made to find out foam sizing materials suita-ble for 65% polyester 35% cotton yarn. 在提出浆纱质量评定指标及对浆纱进行浆前预处理的前提下,对泡沫上浆的工艺参数进行了优化设计。
Engine sizing: Sizing materials added to the pulp in the beating machine or refiner rather than at a later stage during paper making. 机内施胶:在打浆机或精磨机内把胶料加入纸浆内而不是在造纸的较后过程中加胶。
They differ in size but not in kind. 这些东西的区别只是大小不同而实质一样。
The application circuit of CMI X IS was designed, the video signal waveform of different density and different size material was obtained. 设计了CMI X IS的应用电路 ,得到了不同密度、不同尺寸材料的视频信号波形。
This machine is suitable for the stir and dispersion of PU sizing material and other chemical liquid materials. 本机适用于PU浆料及其它各种化工液体原料的搅拌、分散。
Beater sizing: Process of sizing paper by application of sizing materials in the beater, or to furnish prior to sheet formation, as distinguished from surface sizing or tub sizing. 机内施胶:抄纸前，在打浆机内或在配料内加胶的操作，有别于表面施胶和槽法施胶。
A man's shirt is sized by its neck. 男子的衬衫号码是按领口大小分的。
Keywords nano size diamond;vacuum fluxing coating;tribological property; 纳米金刚石;真空熔覆涂层;摩擦学性能;
The sizing materials used on water-jet loom were prepared by emulsion polymerization with 2% AA,3% MAA,15% MMA and 30% BA,in the presence of 1.0% emulsifier and 0.5% radical initiator. 用2%25的丙烯酸(AA);3%25的甲基丙烯酸(MAA);15%25的甲基丙烯酸甲酯(MMA);30%25的丙烯酸丁酯(BA);加入1.;0%25的乳化剂和0
We sized each other up at our first meeting. 我们初次见面时相互打量了一番。