定义了基于代价分析的防御决策模型，并提出了一种基于谓词逻辑的防御知识表示方法。

Define the model of decision-making about defense based on cost analysis and providing an expression of defense knowledge based on predication logic.

youdao

舰艇编队对空防御是现代海战的主要任务之一，人工进行编队对空防御决策已经难以满足现代作战的需要。

Air defense of naval formation is one of the main task of naval warfare, it's impossible to get victory by artificial decision in air defense making.

youdao

快速决策可以是重要的防御机制；在判断某人是否是个危险人物时，我们的大脑和身体会自发地在几毫秒内做出快速反应。

Snap decisions can be important defense mechanisms; if we are judging whether someone is dangerous, our brains and bodies are hard-wired to react very quickly, within milliseconds.

youdao