求翻译：无人船是一种能够自主航行与自主完成任务的船舶。与常规船舶相比，无人船具有吨位小、速度快、机动灵活、造价低、环境适应能力强等优点。因此无人船受到世界各国的重点关注，成为当今前沿的科研领域，其中轨迹跟踪控制是无人船研究的重要组成部分。是什么意思？

No boat is capable of autonomous and independent task of sailing ships.

No one boat to be a autonomous navigation and autonomous completion of the mandate of the ship. As with a regular ship, no ship tonnage with small, fast, flexible, low cost, environmental adaptability, such as benefits. Therefore no one boat by countries in the world focus in today's leading edge sc

正在翻译，请等待...

Unmanned ship is a ship that can operate autonomously and independently accomplish the task. Compared with conventional vessels, unmanned vessels with small tonnage, fast, flexible, low cost, ability to adapt to circumstances and so on. So no one focuses on ships around the world, becoming today's c

正在翻译，请等待...