| 1. | Technical requirement for repairing special equipment of trailing hopper suction dredgers part 1 : duaghead 耙吸挖泥船专用设备修理技术要求第1部分:耙头 |
| 2. | Technical requirement for repairing special equipment of trailing hopper suction dredgers part 6 : suction pipe 耙吸挖泥船专用设备修理技术要求第6部分:舷外耙管 |
| 3. | Technical requirement for repairing special equipment of trailing hopper suction dredgers part 4 : conical bottom valve 耙吸挖泥船专用设备修理技术要求第4部分:斜盘式泥门 |
| 4. | Technical requirement for repairing special equipment of trailing hopper suction dredgers part 3 : box shape bottom doors 耙吸挖泥船专用设备修理技术要求第3部分:铰链式泥门 |
| 5. | Technical requirement for repairing special equipment of trailing hopper suction dredgers part 2 : sliding bottom values 耙吸挖泥船专用设备修理技术要求第2部分:水平滑移式泥门 |
| 6. | Technical requirement for repairing special equipment of trailing hopper suction dredgers part 5 : hydraulics gate vales 耙吸挖泥船专用设备修理技术要求第5部分:液压启闭泥管闸阀 |