通向前甲板的手扶栏杆 Grab rail access to foredeck

扶手栏杆 handrail ; hand banisters ; hand rail banister

栏杆扶手 handrail ; handhold ; Railing

护拦、栏杆和扶手 railings & handrails ; railings andhandrails

栏杆扶手底标高 BR

扶梯及栏杆 Escalators and railings ; Stairs and railings

栏杆扶手顶标高 TR