放射性标准 meaning in Chinese
radioactive standard
radioactivity standard
Examples
- Graduation and calibration of surveying instrument for liquid scintillation counter by using radioactivity certified reference material , and the accurate measurement of ( superscript 3 ) h or ( superscript 14 ) c have been finished
摘要利用放射性标准物质刻度和校准液闪计数器测量仪器，并完成(上标3 ) h和(上标14 ) c活度的精确测量。