The purified precipitate burns at elevated temperature and high puretungsten trioxide can be obtained.
通过这一系列过程将钨酸纯化,然后高温灼烧即得高纯三氧化钨。
2
In this paper, two kinds of puretungsten target are studied and compared by using SEM, EDS and chemical elements tests.
采用SEM、EDS和化学成分测试等方法,对两种钨靶进行了研究和比较。
3
In the experiment, samples of puretungsten were placed in the scrape-off layer of HT-7 tokamak to study the interaction between plasma and the surface of samples.