【运输】槽鼓（分裂鼓）

diaphragm wall (slotted wall)

slotted hole screen (needle slot screen, bar screen)

slotted shutter (roller blind shutter)

slotted spring-finger plunger

slotted oval countersunk head wood screw

double-slotted flap

slotted-ring network【计】

slotted head screw