Anh
safety lock gates
single pair of lock gates
Đức
Schutzschleuse
einhaeuptige Schleuse
Pháp
écluse de garde
écluse simple
safety lock gates,single pair of lock gates
[DE] Schutzschleuse; einhaeuptige Schleuse
[EN] safety lock gates; single pair of lock gates
[FR] écluse de garde; écluse simple