microfossils

Preliminary study on cladoceran microfossils in the sediments of Lake Taihu;

太湖枝角类微化石的初步研究

The microfossils described and illustrated in this paper were discovered in the black chert of the lower Cambrian Shuijingtuo Formation at Baiguoping, Hefeng, Hubei Province.

湖北省鹤峰白果坪剖面下寒武统水井沱组底部黑色燧石的岩石薄片中，发现有丰富的保存完好的微化石，包括球形藻、刺球藻、丝状藻类及一些分类不明的微化石。

Phosphatized microfossils,something like Weng\'an biota,were reported by Zhou et al.

周传明(2004)曾报道湖北保康白竹磷矿陡山沱组磷块岩中含有与瓮安生物群类似的磷酸盐化微化石,包括多细胞藻类Wengania,Paramecia,Thallophyca;大型具刺疑源类Meghystrichosphaeridium,Knollisphaeridium;球状蓝菌类Archaeophycus;丝状蓝菌类Siphonophycus,Obruchevella以及新发现的珍珠球藻Bacatisphaera。

The microfossils described and illustrated in this paper were discovered in black cherts of the Shibantan Member of the upper Sinian Dengying Formation in the Yangtze Gorges, western Hubei.

我们在燧石夹层的岩石薄片中,不仅发现上述宏观藻类;而且首次发现共生的微化石Primoflagella speciosa Gnilovskaya,?Leiothrichoides sp。

The Paleogene lacustrine microfossils of Bohai Gulf Basin are characterized by their high abundances, high diversities, high proportion of local species as well as saline species and the occurrence of talassogenous fauna.

对我国沿海 3个含油盆地———珠江口、北部湾和渤海湾盆地下第三系湖相生油岩中的微体化石群进行比较分析。

The abundances and ratios of microfossils as well as carbonate contents in the surface sediment samples from the northeastern part of the South China Sea were quantitatively analyzed in this study.

通过对南海东北部表层沉积中微体化石的丰度和各类比值以及碳酸钙含量的分析,发现易溶类微体化石丰度和比值以及碳酸盐含量随水深的增大而迅速减小,抗溶类微体化石丰度和比值则随水深的增大而迅速增加,各类微体化石丰度和比值以及碳酸钙含量都显示了在3500m附近存在着明显的分界线,应与深海碳酸盐溶解作用有关。

On the basis of the experience and test comparison working for many years,the authors summarize the optimal coating method and coating film thickness for the non electric conductive microfossils,such as Radiolaria,diatoms, tentaculites ,foraminifera,Ostracoda,Charophyta,conodont and sponge spicule.

根据多年的工作经验和试验对比，总结出了非导电微体化石——放射虫、硅藻、竹节石、有孔虫、介形虫、轮藻、牙形石、海绵骨针等的最佳镀膜方法和最佳镀膜厚度。

The importance and the extraction history of microfossils are briefly introduced.

简要介绍了微体化石浸取的历史及微体化石的重要性；根据用HF从原太古宇中浸取出红花沟微体化石群的成功经验，总结出一套用氯氟酸浸取微体化石的实验方法。

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

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。

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。

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。

NEOGENE CALCAREOUS NANNOFOSSILS FROMWESTERN PACIFIC OCEAN AND DIVISIONOF NANNOFOSSIL ZONATION

西太平洋晚第三纪钙质超微化石及其化石带的划分

NEW MATERIALS OF THE CALCAREOUS NANNOFSSIL IN THE MIDDLE EOCENE WENCHANG FORMATION FROM THE PEARLRIVER MOUTH BASIN

珠江口盆地中始新统文昌组钙质超微化石新知

LOWER AND MIDDLE EOCENE CALCAREOUS NANNOFOSSILS FROM THE SOUTHWESTERN CONTINENTAL SHELF BASIN OF THE EAST CHINA SEA

东海陆架盆地西南部海相始新统钙质超微化石

A microscopic fossil, as of a pollen grain or unicellular organism.

微体化石一种微小的化石，如花粉粒或单细胞有机体的化石

A fossil large enough to be examined without a microscope.

巨体化石不用显微镜就能观察的大化石

Determination of SiO_2 in Limestone by Spectrophotometry with Microwave Alkaline Digestion

微波碱消解光度法测定石灰石中二氧化硅含量

The branch of paleontology that deals with microfossils.

微体古生物学研究微体化石的古生物学分支

Microstructure of Montmorillonite and Its Acid Treatment Products

蒙脱石酸处理产物的微结构变化研究

Study on Preparation and Properties of Graphitized Nano/Micro-structured Carbon Spheres;

纳微米石墨化碳球的制备及性能研究

Photocatalytical characterization of La_2O_3-ZnO-TiO_2 supported by natural zeolite

沸石微粒负载La_2O_3-ZnO-TiO_2的光催化性能

The shift in emphasis from the use of macrofossils to microfossils for zonation, caused by oil exploration, has already been noted.

由石油勘探引起的划带重点化石已经显然由大化石转移到微体化石。

Research to Montmorillonite Activation and Its Microstructure

蒙脱石活化及其与微结构变化关系研究

Effect of graphitization on the kinetics and mechanism of thermal oxidation of carbon microcoils

石墨化对微螺旋炭纤维热氧化动力学的影响

Study on synthesis and micro-wavebulking of graphite intercalation compounds

石墨层间化合物的合成及微波膨化工艺研究

Tubeless mini-percutaneous nephrolithotomy in the treatment of renal and ureteral calculi

无管化微造瘘经皮肾镜取石术治疗肾和输尿管上段结石

cmos on sapphire microprocessor

蓝宝石上互补金属氧化物半导体微处理机

Diamond thin films grown up by microwave plasma CVD

微波等离子体化学气相沉积金刚石簿膜

LATE PROTEROZOIC MICROFOSSILS FROM THE TONGJIAZHUANG FORMATION, WESTERN SHANDONG, CHINA

鲁西上元古界佟家庄组的微体植物化石