sodium tungstate meaning in Chinese

钨酸钠

A study on eliminating educt alkali from coarse sodium tungstate with electrodialysis method
电渗析法脱除粗钨酸钠中的游离碱研究
Method for the determination of sodium tungstate content in sodium tungstate for import and export
进出口钨酸钠中钨酸钠含量的测定
It is well known that wo3 is a conductance - type semiconductor gas sensing material , but the research on fish freshness detector with wo3 - based gas sensor to trimethylamine is still at a beginning stage . in this project , the wo3 - based gas sensors to trimethylamine are made , and their gas sensing performance are researched , especially at low temperature , the results are as follows : 1 . the nano - sized wo3 powder is prepared by sol - gel method of sodium tungstate and hydrochloric acid , and its microstructure is analyzed by using xrd , sem and tem , for material ’ s microstructure is closely related to gas sensing performance
本课题制备了wo3材料,并以它为基材,制作了三甲胺气敏传感器,研究了其对三甲胺的气敏性能,尤其是低工作温度下的气敏性能,得到结果如下: 1 、本课题以钨酸钠和浓盐酸为反应物,用溶胶凝胶法制备了纳米wo3材料,并采用x射线衍射分析仪( xrd ) ,扫描电镜( sem ) ,透射电镜( tem )对该材料进行结构分析和形貌观察,研究发现材料的微观结构与气敏性能紧密相关。