A preparation method to reveal the grain boundrie of zirconium and zircaloy for metallographic and scanning electronic microscope analysis is introduced.

介绍了种能清楚显示锆及锆合金晶粒的金相及扫描电镜析试样的制备技术。

The zirconite is one of mineral resources associated with radioactivity.The exploitation and uses of zirconite would lead to pollution to the environment.

锆英种伴生矿资源,锆英的开利用会对环境产生放射性。

The results indicated that the trace elements molybdenum and zirconium increased considerably the gas yields of the lignitic organic matter while selenium did not.

析结果表明,除硒元素外,随着钼元素和锆元素的加入,褐煤有机质气态产物的生成量显著提高。

The component and property of phosphide-zircon opacifying frits used in sanitaryware porcelain were studied.The main points of its process were introduced and its opacifying mechanism was discussed.

研究了卫生瓷用磷锆复合乳浊熔块的组成及性能,介绍了它的工艺制备要点并探讨了它的复合乳浊机理。