xes

The corrosion rates of Cu-Ni alloy cast irons in hot concentrated alkaline solution were measured by dynamic condition hydrometer method , the microscopic structures and surface corrosion topographies of alloy cast irons were observed by the optical microscope and SEM , the components were analyzed by XES .

采用动态失重法测定铜镍合金铸铁在高温浓碱液中的腐蚀速度，借助光学显微镜和扫描电镜观察显微组织和表面腐蚀形貌，利用能谱仪分析表面微区成分。

Determination of Trace Gold in Sulfide by XES

硫化物中微量金的X射线能谱分析

Meanwhile X-ray Energy Spectrometer ( XES ) was used to examine and analyse the composition of the fuscous ceramic films .

利用XES对陶瓷膜成分进行分析，探讨陶瓷膜层显色的原因。

Starting from technique and economy , the formula for calculating technical-economic inde - xes of gas field development programme is provided in this paper .

本文从技术和经济角度出发，提出气田开发规划技术经济指标计算公式。