The theoretical and practical feasibility has been confirmed from the test results of comparing the imported radioactive rod source to the developed radioactive rod source.
实际使用的进口棒状源和研制成功的棒状源实测结果比较，证实理论与实践的可行性。
The installation of level gauge used for urea stripping tower, the structure and forming of radioactive rod source, and the calculation of its approximate linear graduation are described.
介绍了尿素汽提塔液位计的安装方式、棒状源的结构、源的组合形式，及近似线性刻度计算。
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