| 1. | A rear hatch cover had broken loose and water was flooding into the aft section .
后舱盖松裂，海水正涌进艇尾部。 |
| 2. | Securing devices for hatch covers of small ship ' s hatches
小型船舶舱口盖固定装置 |
| 3. | An introduction to the cargo ship hatch cover equipment
货船舱口盖装置介绍与检查 |
| 4. | To be positioned and handled by hatch cover gantry crane
用舱口龙门吊来吊放它们。 |
| 5. | Inspection welding seam and dimension of cargo hatch cover
货舱舱口盖焊缝和尺度检查。 |
| 6. | Hydraulic cylinders of hatch covers for shipel pipe
船用舱口盖液压缸 |
| 7. | Quick acting watertight hatch cover
快速启闭水密舱口盖 |
| 8. | How can you lift the hatch cover
怎样打开舱口盖？ |
| 9. | Translation type rolling hatch cover
滚移式舱口盖 |
| 10. | Ships ' oiltight hatch covers
船舶用油密性舱口盖 |
