Surface morphology and composition analysis of the failure emitter of hollow cathode were characterized by using FESEM and EDS.
利用场发射扫描电镜(FESEM)及其附带能谱仪研究了失效空心阴极发射体的表面形貌、元素组成。
The morphology of laser cladding layer was observed by SEM, composition analysis was applied by EDS, and the phase transformation was characterized by XRD.
对激光熔覆层用扫描电境（SEM）进行形貌观察，并进行能谱成分分析，用XRD进行合金物相的表征。
A analysis was focused on the chemical composition, morphology and surface characterization of both wheat straw fiber and wood fiber.
本研究从化学组分、纤维形态和表面性质三方面分析比较了麦秆纤维与木材纤维。
The fracture reason of reducer shaft was analyzed by means of morphology and microstructure analysis, chemical composition analysis, mechanical properties test, SEM micro-morphology analysis.
采用宏微观形貌分析、化学成分分析、力学性能测试、SEM微观形貌分析等手段，分析了减速机轴断裂的原因。
XRD, TG-DTA, SEM, TEM, and elementary analysis were used to characterize the structure, particle morphology, characteristic, and chemical composition of the synthesized layered compounds.
通过XRD、TG - DTA、SEM、TEM和元素分析研究了合成产物的结构、形貌、性质和化学组成，探讨了合成条件对水热反应产物的影响。
The microstructure of the oxide film morphology phase composition and micro-hardness changed, and the oxide film formation mechanism was studied by om, XRD, SEM and HV analysis methods.
用OM、XRD、SEM、HV分析研究氧化膜的微观组织形貌、相组成及显微硬度的变化，并对氧化膜生成机理进行探讨。
The microstructure of the oxide film morphology phase composition and micro-hardness changed, and the oxide film formation mechanism was studied by om, XRD, SEM and HV analysis methods.
用OM、XRD、SEM、HV分析研究氧化膜的微观组织形貌、相组成及显微硬度的变化，并对氧化膜生成机理进行探讨。
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