Inspection the structure and loading test of the lifeboat (Rescue boat) davit.
Inspection the structure and loading test of the lifeboat (Rescue boat) davit.
救生(助)艇吊架结构和压重试验。
Inspection the structure and loading test of the lifeboat (Rescue boat) davit.
救生(助)艇吊架结构和压重试验。