用“deadweight ton”造句大全，deadweight ton造句

deadweight tonnage of cargo=net deadweight

By the end of 1997, China's merchant ships had increased to 320,000 with a total deadweight tonnage of close to 50 million, of which more than 23 million were of the fleets in foreign trade transportation.

That's deadweight tonnage in both cases.

deadweight tonnage - DWT: The weight in long tons that a vessel can carry when fully laden.