net tonnage

例句：

1. 1. The ship's net tonnage is 50,000 tons.
   这艘船的净吨位是5万吨。
2. 2. The company's net tonnage has increased by 20% since last year.
   该公司的净吨位自去年以来增加了20%。
3. 3. The new bridge will have a net tonnage of 10,000 tons.
   这座新桥的净吨位为1万吨。