舱口

• Guide roller for rope hatch
  钢索舱口的导向滚子
• By rubber strips . we ' ve installed the strips along the hatch coamings
  借助于橡胶密封条，将其安装在舱口围板四周。
• Hatch of steel fishing vessel
  钢质渔船鱼舱口
• Hatch door of fishing vessel
  渔船鱼舱舱口盖
• Towing gear of hatch cover
  舱口盖曳行装置
• Small hatchways - part 1 : assembly of weathertight hatchways , safety requirements
  小舱口.第1部分:防风雨舱口组件的安全要求