螺旋闸阀 spiral gate valve

竖旋闸门 bascule gate

水闸的旋转闸门 wicket

螺旋桨闸 airscrew brake

旋转闸 control turnstile

旋转光闸 rotating shutter

旋转式闸门 Turnstyle Gate

闸门螺旋 gate screw

螺旋式闸门启门机 screw gate lifting device