protactinium

protactinium

1. The Shift of Stark Energy Leveis of Trivalent Protactinium Ion in Different Crystals with Isostructure

Pr~(3+)在同类单晶体中斯塔克能级的移位

2. protactinium pentoxide

五氧化二镤

3. protactinium pentachloride

五氯化镤

4. In color and fabric, is based on popular trends this year, chose to protactinium gather green camouflage fabric;

在色彩和面料上，是根据今年流行趋势，选择了返镤归真的绿色迷彩面料；

5. protactinium oxide

氧化镤

6. protactinium oxychloride

氯氧化镤

7. Keywords fire enrich;DDO spectrophotometr y;platinum;protactinium;

火法富集;DDO光度法;铂;钯;

8. protactinium sulfate

硫酸镤

9. protactinium peroxide

过氧化镤

10. protactinium [Pa]

镤

11. Keywords Protactinium;Uranium;Extraction-chromatographic separation;Quaternary ammonium;

镤;铀;萃取色层分离;季铵;

12. protactinium compound

镤化合物

13. protactinium isotope

镤同位素

14. protactinium alloy

镤基合金

15. protactinium dating

镤年代测定法 镤测定年龄法

16. protactinium complex

镤络合物