使用穆斯堡尔效应、x射线衍射分析及质子x射线荧光分析法，分析了地下钢管腐蚀产物的相态及其随锈层深度的变化。
The phases of corrosion products on underground steel tube and their changes with depth of rust layer were analysed using Mossbauer effect, X - ray diffraction and proton X -ray fluorescence analysis.
为了解介质相态对反应器内等离子体的形成过程、反应速度和特性的影响，用有限元法分析了线—半筒反应器内的电场。
The generating process, reacting speed and performance of the plasma can be influenced by the medium phase state in reactor.
应用推荐