sem的例句大全

Observation of pharyngeal pouch development in chick embryo with SEM

鸡胚咽囊发生的扫描电镜观察

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In order to analyze the systematic relationships among the three genera: Brasenia, Nymphaea and Euryale, the floral organogenesis of their representatives has been studied by SEM.

为探讨莼菜属、睡莲属和芡属的系统学关系，本文应用扫描电镜技术对三属代表植物的花器官发生进行了研究。

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The effects were reviewed by changing the doping element, doping consent and calcination temperature. Characterizations of micro-structure and UV-vis absorption of modified-TiO2 photocatalyst were analysed using XRD, SEM, UV-vis.

通过改变掺杂元素、掺杂量和焙烧温度等考察对TiO2光催性的影响，同时利用XRD、SEM、UV-Vis等分析手段，表征了改性TiO2光催化剂微观结构和光吸收能力。

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The effect of doping agent on synthesis magnesium nickel hydrogen storage alloys through XRD, SEM and measure equipment of dehydriding velocity and dehydriding content are studied.

借助XRD、SEM和自制放氢量的测试装置研究了掺杂对氢化燃烧合成镁镍储氢合金性能的影响。

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We found that the glaze belonged to opalescent glaze of splitting glass phase, and the primary opalescent phase was glass drops by XRD and SEM analysis.

借助于XRD分析和SEM分析，发现该系统乳浊釉为分相乳浊釉，主要乳浊相为分相液滴。

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SiC was prepared with siliceous colliery waste, quartzite, anthracite coal and weakly caking coal by Acheson process. The microstructure of siliceous colliery waste was investigated by SEM.

分别以硅质煤矸石、石英砂与弱粘煤、无烟煤作原料用Acheson工艺合成了SiC，并研究了硅质煤矸石的微观结构。

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This article is aimed at researching low pressure complex caving ground in Jilin area, studied mechanism of formation instability, analyzed through X-ray diffraction mineralogical analysis and SEM imagery structural analysis.

本论文针对吉林油田低压复杂易坍塌地层，对地层的失稳机理进行研究，通过X&射线衍射矿物分析，扫描电镜成像结构分析等实验对易坍塌地层进行分析。

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SEM and XRD results showed that Pd were uniform distributed on C/ TiO2 with face-centered cubic lattice, and both the Pd film and Pd wire were composed of Pd nanoparticles with diameter around 20 nm.

SEM和XRD分析表明，两种电极上Pd在C/TiO2上均匀分布、Pd具有面心立方结构，Pd膜与Pd线均由粒径约为20nm的Pd颗粒构成。

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SEM photo reveals that the electroless Ni-P alloy deposit presents cystiform structure.

扫描电镜照片显示Ni-P合金镀层呈胞状结构。

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The effect of three kinds of factors on the content of cellulose, such as the alkalinity, sulfide degree and boiling time, was studied and the SEM of the boiled cellulose was observed.

研究了蒸煮工艺中总碱量、硫化度以及蒸煮时间与纤维素含量的关系，并采用扫描电镜对蒸煮后的纤维进行了观测。

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Its microstructure and performance was investigated by means of SEM, XRD and DTA etc. It is indicated that this material is ideal for ship and can widely be used for composite board, ceiling board, all kinds of fire doors and detachable floor etc. for cabin system.

采用SEM、XRD和DTA等手段研究其显微结构及性能，表明该材料是一种理想的船用保温材料，可广泛用于舱室系统的复合壁板、天花板、各类防火门和活动地板等。

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SEM Analysis of Microstructure of the Copper Wire Melted Bead and Trace in the Fire Disaster

火灾中铜导线及其熔珠显微结构的SEM分析

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The wear resistance of D8 、 D9 were compared with 45 steel's. The wear mechanism was analyzed by observing the wear morphology with SEM.

分析比较了45钢与D8、D9两种耐磨堆焊材料的磨损性能，并利用SEM对这几种材料在混凝土工况条件下的磨损表面形貌进行了现察，分析了它们的磨损机理。

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It is observed by SEM that there are slits on both TCF and JCF's surfaces, and cross section of TCF is kidney rather than round.

SEM观察表明，TCF及JCF表面都有沟槽，但TCF横断面呈腰子形非圆形；

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SEM results showed that the surface roughness of HNCS increased and a large number of adsorption pores appeared. The specific surface area of HNCS reached 7.14 m2/ g and hydrophilic functional groups were reduced. The cellulose content was increased with the decrease of lignin content.

SEM分析发现：改性14h后的玉米秸秆表面更加粗糙，且出现大量的吸附孔隙；比表面积为7.14m2/g，表面亲水性官能团减少，纤维素含量增加而木质素含量减少。

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The general characteristics of leaf epidermis of six Colocasia species under SEM shows that they have some differences in crest, epidermis appendent, stomata and the two poles of guard cell having thicken with "T" type or not, etc.

2.6种芋属植物叶表面的电镜扫描特征存在一定的差异，这些差异主要表现在叶片表面纹饰、表皮细胞的附属特征、气孔特征、保卫细胞两极是否T型加厚等方面。

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SEM indicates that the shape of multi-metal phase appears to be island-like and distributes in continuous gradient clouds.

SEM形貌表明多金属相形貌为小岛状，成连续梯度云状分布。

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Electron mirror phenomenon in scanning electron microscopy ( SEM ), resulting from non-conducting samples, was observed.

观察 非 导电样品在扫描电镜 ( SEM ) 中产生的电子镜现象.

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The process of Fish-eye Flake formation in welding seams of 16 Mng steel is investigated by means of SEM, EDX, IMA, SIMS reflectoscope and X-ray flaw detection as well as metallography technique.

运用扫描电镜、x射线能谱仪、离子探针、超声波探伤仪及x射线探伤、金相技术等多种手段对16M ng钢焊缝中鱼眼白点的形成过程作了综合研究。

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Through the experimental means such as LM, SEM, TEM and XRT, the paper determines the principal causes which result in the hole cracks of gear hob.

通过LM，SEM，TEM和XRT等实验手段，确定了裂纹产生的主要原因。

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