assistance and salvage at sea

• 海上救助

assistance and salvage at sea的用法和样例：

例句

1. The salvage continued day and night as the wrecked ship pounded on the rocky coast.
   当遇难的船撞上多礁的海岸时，海上救助昼夜不停的进行着。
2. For marine salvage, speedy and effective towing with cable can enhance the rescue efficiency.
   摘要海上救助中，快速有效的带缆拖航可以提高救助效率。