Sol - gel technology and preparation of nano - sized materials 凝膠技術(shù)與納米材料的制備
Authigenic sand size material 自生砂粒級(jí)物質(zhì)
When you get to dry cleans you must remind the dry clean business join the extra sizing material 要提醒你的干洗商在干洗的時(shí)候要加入額外的膠料。
Nano - sized materials are researched popularly at present . srco3 and srtio3 are attracted attention because of their superior performances 納米材料是當(dāng)前研究的熱點(diǎn), srco _ 3與srtio _ 3由于其優(yōu)良性能而備受關(guān)注。
In variety of nano - sized materials , more and more attention was paid to cds quantum dots ( qds ) because of their excellent optoelectronic properties and it potential in application 在眾多納米結(jié)構(gòu)材料中, cds納米粒子以其優(yōu)良的光電性能引起了極大關(guān)注。
Nanocomposites of nanometer - sized materials embedded within a polymer matrix have attracted much attention , for their potential applications in catalysis , magnetics , and photonics 納米結(jié)構(gòu)材料嵌入聚合物基質(zhì)中形成的納米復(fù)合物由于其在催化,磁學(xué),以及光子學(xué)中的潛在應(yīng)用而倍受關(guān)注。
The preparation of new nanometer and micrometer - sized material and the influence of particle sizes on the properties of the material are extensively studied in recent years in material science 制備新型納米及亞微米材料并研究材料結(jié)構(gòu)尺寸對(duì)材料性能的影響規(guī)律是當(dāng)今材料科學(xué)的研究前沿之一。
Nanometer - sized materials such as nanowires and nanotubes have gained considerable attention because of their potential applications in both mesoscopic research and the development of nanodevices 具有納米管和納米線結(jié)構(gòu)的納米材料,因?yàn)樵诮橛^研究和制備納米器件方面前景廣闊,已成為當(dāng)前研究的熱點(diǎn)之一。
From the results , it can be shown that the flaky crystal grains of this nano - sized material has small size , and the conjunction among them is loose , which can help gas be adsorbed and improve its performance 該wo3材料具有片狀晶粒,粒徑小,結(jié)構(gòu)松散等特點(diǎn),這些特點(diǎn)有利于氣體的吸附,提高材料的氣敏性能。
Please furnish the following information for verification of proper valve when ordering : valve type , working pressure , size materials of parts , working medium and temperature , the standard of flanges , actuator type , etc 為了保證您使用的需要,在您訂貨時(shí)請(qǐng)?jiān)敿?xì)說明:閥門類型、工作壓力和規(guī)格、零件材質(zhì)、使用介質(zhì)和溫度,管路法蘭連接標(biāo)注,法門驅(qū)動(dòng)類型。