stoplog groove 迭梁闸门槽 ; 叠梁门槽

Stoplog gate 叠梁门 ; 叠梁闸门

stoplog dam 叠梁坝

emergency stoplog 应急叠梁闸门

stoplog hoisting equipment 叠梁吊装设备

stoplog handling equipment 叠梁吊装起重机

Weir stoplog 牐板堰

inlet stoplog 进水叠梁闸

Concrete stoplog 混凝土叠梁