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1)  Nannotetraster
超微星石
2)  ultramicro zeolite
超微沸石
3)  nannofossils
超微化石
1.
New data of nannofossils in the Shadui Formation in the Yamzho Yumco area, Tibet;
西藏羊卓雍地区沙堆组超微化石新资料
2.
Calcareous nannofossils analysis has been carried out for 308 surface sediment samples taken from the west of the South China Sea within a wide range of water depth from 36 to 4 245 m.
分析研究了南海西部 30 8个表层沉积样品中的钙质超微化石 ,发现除一个样品外 ,所有样品均含有钙质超微化石 ,但相对丰度相差悬殊 ,在 0~ 172 5个范围内变化。
4)  nannofossil [英][,nænə'fɔsl]  [美]['nænə,fɑsəl]
超微化石
1.
Based on the study of nannofossils in ferromanganese crusts MDD-53-1 and MED-48-1 collected from Magellan Seamounts in the western Pacific,the nannofossil species H.
通过对西太平洋麦哲伦海山M1-1,M2-1铁锰结壳样品超微化石的分析,在Ⅱ+Ⅲ层结壳层中发现了中新世以来的超微化石种类H。
2.
The results show that the total abundance of calcareous nannofossils is different among the samples.
对南海东北部海区 (12~ 2 2°N、116~ 12 2°E) 15 5个表层样品进行了超微化石分析。
5)  ultramicro 4A zeolite
超微4A沸石
6)  Ultrafine diamond
超微金刚石
1.
Traditional purification techniques,their merits and shortcomings were introduced,the characteristic of current chemical purification methods for ultrafine diamond were analyzed.
对人造金刚石的提纯技术进行了综述,着重介绍了人造金刚石传统的“三除”提纯工艺及其优缺点,分析了目前国内外超微金刚石主要的化学提纯方法及其优缺点,并简单介绍了超微金刚石近年来现有的几种物理提纯方法的特点及人造金刚石的提纯进展,并对超微金刚石的提纯技术和其应用前景进行了展望。
2.
XRD measurement of the ultra fine diamond (UFD) obtained from the soot of explosive detonated in different conservative substance were made, the results showed that the ultrafine diamond obtained by detonation soot is Cubic diamond crystallites; water has the best preservative efFect to protect the UFD formed in detonation reaction from graphitization or oxidization.
用爆轰法合成了超微金刚石,X射线晶相分析、晶粒尺寸及点阵畸变的测量表明,得到的超微金刚石为立方金刚石微晶,用水作冷却保护的效果比较好,获得的超微金刚石的尺寸为4~6urn,其微应力用比静压法合成的金刚石的大一倍。
3.
The thermal stability of ultrafine diamond(UFD) obtained from 'detonation is studied by means of DTA, TG and XRD.
用差热、热失重和X射线衍射分析对爆轰合成纳米超微金刚石的热稳定性进行了研究,分析了不同合成和提纯条件以及不同气氛对超微金刚石热稳定性的影响。
补充资料:LF型内藏分级立式超微粉碎机

 

 
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