防坍剂 antisloughing agent

防坍护墙 Landslide protection wall ; Wall landslide protection

防坍墙 land-slide protection wall

防坍堤 avalanche protection dike

防淹防坍 flood-proofing and anti-collapse

防坍限沉 Collapse and settlement prevention

防坍措施 anti-collapse measures

防坍构筑物墙 avalanche baffle wall

坍塌防止极限状态 Collapse Prevention