radius of leakage and diffusion

• 泄漏扩散半径

radius of leakage and diffusion的用法和样例：

例句

1. The crack grouting diffusion radius is the basic gist of the grouting construction design and grouting craftwork control.
   灌浆扩散半径是进行灌浆结构设计和灌浆工艺流程控制的基本依据。