sand trap
短语词组
- sand sediment trap 沉沙槽;沉沙井
- sand sediment trap cleaning 窨井清掏
- shoestring -sand trap 鞋帶狀砂巖圈閉;鞋帶狀砂巖躰圈閉
- streamer sand trap 飄袋式捕沙器
- desilting sand trap 隔沙池;隔沙井;沉沙池
- Sand trap rakes 障礙沙坑用耙子
- sand trap breakwater 擋沙防波堤
- conical sand trap 錐形除砂器
- luvial cone sand trap 沖積錐沙躰圈閉 返回 sand trap