郑和是海外探险世家的骄子，继承了其父辈、祖辈勇于开拓、不畏艰险的精神，获知了有关西洋的风物和航海知识，终于成为伟大的航海家。
Zheng, inheriting the family tradition as being courageous and enterprising, and with some knowledge of navigation and custom in the westerns seas, finally became a great navigator.
这要求他们掌握潜艇机械、电学、航海以及通信系统方面的应用知识。
This requires a working knowledge of Marine mechanical, electrical, navigational, and communication systems.
将它应用于船舶能提高船员医护知识水平和医护救助能力，同时填补了适用于航海的船用医护信息系统的空白。
And it is of high value in improving the knowledge level and the crew saving ability and creates a nautical nurse information system suitable for crew.
三是精通专业技术，如国际贸易、航运、航海、物流、机械、工程、产品加工等知识；
The third, he should be knowledgeable of relative professional techniques, such as international trade, shipping, navigation, logistics, machines, engineering, products processing, etc.
他飞快地思索，回答说：“我要讲关于航海的知识。”
根据不同知识的特点，分别建立不同的子知识库，如：航海避碰规则知识库、辅助避碰知识库和航海经验知识库等。
According to features of different knowledge, I build many kinds of sub-KB, such as collision avoidance rules' KB, assistance collision avoidance KB and navigation experience KB etc.
根据不同知识的特点，分别建立不同的子知识库，如：航海避碰规则知识库、辅助避碰知识库和航海经验知识库等。
According to features of different knowledge, I build many kinds of sub-KB, such as collision avoidance rules' KB, assistance collision avoidance KB and navigation experience KB etc.
应用推荐