外堵 meaning in Chinese
external obturation
Examples
- Once a penetrating chink appears , it should firstly plug up at a vortex pot on the water side of the dyke , with auxiliary drainage added on the land side
贯穿性漏洞出现后,首先应找准漏斗,外堵为主,配以内导,抢险的重点应放在迎水面。
external obturation