tracer diffusion

Based on the theory of convective diffusion, the theoretical equation for interwell tracer production concentration is derived by the stream tube method.

以对流扩散理论为基础，利用流管法导出了井间示踪剂产出浓度的理论公式。

Isotope tracer technique showed that glucosamine sulfate above can pass through the skin in vitro of test animal in a diffusion cell and osmose into subcutaneous tissue.

同位素示踪研究结果显示，实验中制备的放射性同位素标记的氨基葡萄糖硫酸钠可穿过扩散池内的离体实验动物皮肤，进入皮下组织。

A study on horizontal eddy diffusion in the surface water of the northeastern South China Sea Based on~ ( 228) ra tracer

南海东北部表层水体水平涡动扩散的~（228）Ra示踪研究

Tracer test for the Hydraulic Conditions Impact on the Contaminative Diffusion around Spur-dikes

水力条件对丁坝附近污染扩散影响的示踪试验