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Six species of elytra of Buprestid are chosen to investigate various colors on the surface and cross-section of elytra. Optical microscopy and scanning electron microscopy are also performed to observed microstructure and surface topography of elytra.

先研究六种选定的吉丁虫翅鞘,分别对各个不同颜色的翅鞘做表面及剖面结构的探讨与成分分析,以光学显微镜及扫描式电子显微镜分别观察翅鞘的色层分布及微结构。

Under the guidance of the theories of sedimentation, paleontology, stratigraphy, reservoir geology and digenesis, synthetically applying the methods of the conjunction of spot-line-surface, macro-microscopic and field-indoor, there is a comprehensive study for the upper Permian series in stratum, rock, sedimentary facies and diagenesis, especial for the type and characteristics of sedimentary facies, in the paper.

本文主要是以沉积学、古生物学、地层学、储层地质学等相关理论为指导,运用点线面、野外与室内、宏观与微观相结合的方法,并借助普通显微镜、阴极发光显微镜等手段对川西地区北部上二叠统的地层、岩石、沉积相以及成岩作用进行了研究,尤其是对沉积相的类型及特征作了详细的划分与阐述。

The life-cycle of C.baileyi in Beijing duck and in the CAM of chicken embryowas studied with both the light-microscope and the Nomarski interference-contrastmicroscopy.The results indicated that the life-cycle within duck was simillar tothat of CAM.It included excystation, merogony,gamogonyand sporogony.The thin-walled oocyst was first observed and described in China.

借助普通光学显微镜和微分干涉显微镜对C.baileyi在北京鸭体内的生活史和在鸡胚绒毛尿囊膜上的生活史进行了较详细的研究,结果表明:C.baileyi在北京鸭体内和在CAM上的生活史相同,主要包括"脱囊—裂殖生殖—配子生殖—孢子生殖"四个阶段。

The main intention of this thesis is to study some fundamental surface phenomena with chemical and/or physical interests by scanning probe microscope, and to exploit the instruments themselves into the research of surface chemical process, especially surface photochemical process.

本论文的研究目的在于使用扫描探针显微镜研究表面上的基本化学和物理现象,同时探索扫描探针显微镜在表面化学过程,尤其是表面光化学过程中的应用,所涉及到的主要研究内容和结论如下

The lignification of bamboo stem were studied by means of light microscope and Transmission electron microscope coupled with histochemical and cytochemical methods.

应用光学显微镜和透射电子显微镜,并结合组织化学和细胞化学方法,研究了毛竹茎各组织中细胞壁的木质化过程、木质素异质性、酚酸类成分的分布、木质素在细胞壁中的沉积方式以及过氧化物酶的组织、细胞化学定位等。

Observ ed with transmission electron microscope and scanning electron microscope, t he apoptotic nuclei showed the typical morphological feathers of apoptosis: cond ensation and margination of chromatin, bubbling of nuclear membrane and apoptoti c bodies.

在透射电子显微镜和扫描电子显微镜下都观察到凋亡的细胞核呈现典型的凋亡形态学特征,例如染色质的凝集及趋边化,细胞核表面形成空泡化结构并有大量的凋亡小体结构出现。

The thermal properties, mechanical properties of PI-MWNTs nanocomposite were analyzed by Thermogravimetric analysis, Universal Test Machine and Hardness Pencil Test. The morphology of PI-MWNTs was observed by scanning electron microscopy. The dispersion of MWNTs in matrix were observed by transmission electron microscopy. The electrical property of composite were obtained by Super Megohmmeter.

研究中使用傅立叶转换红外光谱仪来鉴定其化学结构,热重损失分析仪探讨材料的热稳定性质,万能试验机及铅笔硬度计观察其机械性质,扫描式电子显微镜与穿透式电子显微镜来观察材料的表面型态及奈米碳管於基材中的分散性,超绝缘仪量测材料的电性。

The thermal properties and mechanical properties were analyzed by Thermogravimetric analysis and Hardness Pencil Test and Universal Test Machine, respectively. The structure of prepared PI-MWNTs was characterized by Fourier transform infrared spectrometry. The morphology of PI-MWNTs were observed by scanning electron microscopy and transmission electron microscopy. The electrical conductivity was analyzed by Super Megohmmeter.

本研究中使用能量分散光谱仪来鉴定多壁奈米碳管纯化效果,热重损失分析仪、铅笔硬度计、万能试验机分别测定材料的热稳定性质和机械性质,傅立叶转换红外光谱仪来鉴定其化学结构,扫描式电子显微镜与穿透式电子显微镜来观察材料的剖面型态与奈米碳管和基材之间的分散性,超绝缘量测仪量测材料的电性。

Our AFM study shows that both the compact and ramified Ag clusters observed by the optical microscope are composed of smaller atomic clusters (~50 nm).

原子力显微镜表面分析结果显示:用光学显微镜所观察到的准圆形团簇和分枝状凝聚体的分枝均是由一颗颗更小(~50nm)的团簇组成的。

"Crude microscopes date to the mid-15th century, but not until 1674 were the powerful microscopes of A. van Leeuwenhoek able to detect phenomena as small as protozoa."

原始的显微镜可追溯到15世纪中期,但直到1674年列文虎克才发明高倍的显微镜,能观察到小如原生动物的现象。

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The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力