Electron Microscopic Scanning on Pollen-morphology Characters of Camellia oleifera Superior Clones 油茶优良无性系花粉形态结构的扫描电镜观察
Conclusion: The two species of Huangqi seeds can be correctly identified by electron microscopic scanning and UV spectrophotometry. 结论利用扫描电镜与紫外光谱法可准确鉴别两种黄芪种子。
Microstructure and Microhardness Change of Fe-Cr-C Alloy Layer Prepared by Electron Beam Scanning before and after Heat Treatment 电子束扫描制备铁-铬-碳合金层热处理前后组织与硬度的变化
Some pores appeared mainly near in the bond line, but porosity can be suppressed to a great extent by increasing welding speed or electron beam scanning. 结果表明,在保证试件完全焊透的情况下,降低电子束的线能量,可在一定程度上提高接头的强度;
The authors selected zircon, tourmaline, quartz and feldspar from 67 samples of different facies on the coast of Guangdong for ultrastructural observation with a magnification from 300 to 10,000 under an electron scanning microscope. 作者选择了67个分布于不同海岸相带及近海河流环境表层碎屑沉积物中的锆石、电气石、长石、石英四种矿物,用扫描电境放大300至10000倍观察分析其表面结构特征。
Finite Element Analysis on Temperature Field of Electron Beam Scanning and Heating 电子束扫描加热温度场的有限元分析
Fracture mechanism analysis for burst rock with electron scanning microscope 岩爆岩石断裂机理的电镜分析
The Stability of Fat Emulsion in Total Nutrient Admixture ( TNA) by Electron Scanning Microscopy Measurement 应用扫描电镜研究脂肪乳剂在全营养混合液中的稳定性
Method Using X-ray diffraction, electron microscope scanning and electronic probe spectrum, reservoir sensitivity of block Jiao 2 in Horqin oil field and its contributing factor were analyzed, clay mineral content and distribution in this oil field were determined. 方法通过X-衍射、电镜扫描和电子探针能普等方法,分析了科尔沁油田交2块储层的敏感性及造成储层敏感性的原因,确定了该油田的粘土矿物含量及其分布。
It was discovered that the two processes have both microbial characteristics of suspended activated sludge process and biofilm process by using PCR-DGGE and electron microscope scanning technology, and the microbial diversity and richness of the two processes are higher than traditional activated sludge process. 通过聚合酶链式技术,变性梯度凝胶电泳和电镜扫描技术发现两工艺微生物多样性、丰度高于传统活性污泥法,兼具活性污泥法和生物膜法的微生物特性。
Methods The data of the casting film, electron microscope scanning, hydrargyrum driving text and X-diffraction were analyzed. 方法分析大量铸体薄片以及扫描电镜、压汞、和X-洐射资料。
This new type of photoconductive target has got the advantages of both the fast and slow electron scanning when fast electron scanning is adopted in it, moreover, it has got high definition. 这种新型的光电导靶当采用快电子扫描时,同时具有慢电子扫描与快电子扫描的优点,且分辨率又高。
Influence of electron beam scanning welding on solidification structures and properties of weld metal 电子束扫描焊接与焊缝凝固组织及性能的关系
Electron Scanning Deep-level Transient Spectroscope ( SDLTS) System and Its Applications 电子扫描深能级瞬态谱(SDLTS)测量系统及其应用
The workpiece temperature fuzzy control technology was used in the electron beam brazing process. The system integrated EBW process control, electron beam scanning track control, workpiece temperature fuzzy control, welding data high-speed acquisition and storage. 将被焊工件温度模糊控制技术应用于电子束扫描钎焊中,所研发的系统集成了电子束焊接过程控制、电子束扫描轨迹控制、工件温度模糊控制、焊接数据高速采集与存储等多项功能。
From the electron scanning microscope testes, experiments of physical model and situ rock burst researches, it is found that rock burst is caused by tensile break, and has obvious abnormality premonitions in break of rock and engineering construction. 电镜试验、物理模型试验和现场岩爆研究发现岩爆主要由张拉断裂引起,具有明显的岩石破坏和工程施工异常性前兆;
Magnetite in Huanggang Fe-Sn deposit, contains about 0. 11% invisible tin, using X-ray diffraction, electron probe, electron scanning microscopy and dissolving test, the tin in magnetite has been determined mainly as ultramicro-cassiterite, its size is less than 1 μ m. 内蒙黄岗铁锡矿床中磁铁矿含锡0.11%,经X光衍射、电子探针和电镜扫描分析,以及溶矿试验,确定磁铁矿中锡存在形式以超显微锡石为主。
The Theoretical Research about High Clarity Silicon Target Camera Tube with Fast Electron Scanning 快电子扫描高清晰度硅靶摄象管的理论研究
Based on magnetic measurement, X-ray diffraction energy spectrum analysis and electron microscope scanning, it is confirmed that change of composition and metallographic structure are responsible for the brittleness and work-unhardening for magnetic alloy, while the nonmagnetic alloy has evident work-hardening effect. 通过对合金的磁性测量、X射线衍射能谱、金相显微镜和断口电镜扫描等的分析,发现有磁性的合金其内部化学成分发生了变化,导致其组织结构发生变化,脆性增大,无加工硬化;
The animals were sacrificed at 2,4,6,8 weeks postoperatively. The specimens were prepared for histological study and electron scanning microscopy. 术后2、4、6、8周处死动物取材,分别做光镜、扫描电镜、透视电镜检查。
Based on the previous research results of shadow mask 2-D characteristics, this paper discusses in detail the application of shadow mask modulation feature and electron beam scanning modulation feature of CPT to the analysis of display definition, moire effect etc. 本文在以前对荫罩二维特性的研究基础上,详细分析了彩色显像管荫罩的调制特性及电子束扫描调制特性,及其在显示分辨率、莫尔效应等特性分析中的应用。
The fracture of the carbon fiber reinforced plumbum matrix composites in axial tensile was observed by the use of electron scanning microscopy. 在扫描电镜下对单向拉伸应力状态下的铅基复合材料的断裂过程进行观察;
The structure and morphology of as-spun fiber spun under different coagulation conditions are studied by means of electron scanning microscope, biological microscope and fiber density measurement, the relation between coagulation conditions and the structure as well as the property of as-spun fiber are discussed. 本文利用扫描电子显微镜和光学显微镜以及梯度密度法研究了不同湿法纺丝成形条件所得初生纤维的结构和表面形态,讨论了成形条件与初生纤维结构及性能的关系。
The Interlayer Fusion Metallurgy Technology Based on Electron Beam Scanning Control 基于电子束扫描控制的中间层熔炼技术
Electron microscopic research of the hepatic tissue of wilson's disease with copper distribution detected by electron probe scanning 肝豆状核变性的肝组织超微病理学研究&并用电子探针测定铜分布
So this tube not only has fine resolution as a result of fast electron scanning, but also has features of slow electron scanning, Thus it is a good mode of operation as high clarity camera tube. 它不仅具有快电子扫描分辨率高的优点,还具有慢电子扫描的优点,因而是高清晰度电视摄象管的较理想的工作模式。
Paraffin section, electron microscope scanning and other biology techniques were used for a preliminary study of the differences between the vascular bundles of each part of the panicle, as well as their relationship with the development and maturity of cereal grain. 本文应用组织切片、电镜扫描及其它生物技术,初步展示了稻穗各部维管束的形态差异及其与谷粒发育成熟的辩证统一关系。
Unbiased Estimation Method for Raising the Uniformity of Electron Beam Scanning 无偏估计方法提高电子束的扫描均匀度
In the paper, grain-size analyses, mineral identification and electron microscope scanning of quartz were made for "Old Red Sand" collected from Fujian coast. 本文对采自福建沿海的老红砂作了粒度分析、矿物鉴定和石英电镜扫描。
In this article, the relation between phase structure and blending conditions of polystyrene/ isotactic polypropylene ( PS/ PP) polyblend are investigated with optical microscopy and electron scanning microscopy. 本文应用光学显微镜法和扫描电子显微镜法,对聚苯乙烯/等规聚丙烯(简称PS/PP)共混物的共混条件和相结构的关系进行了研究。