释放金属箔条属于红外干扰手段。

判断题采用了隐身技术的F—117战斗轰炸机RCS降为0.025到0.01平方米()

判断题信息化战争是人类社会步入信息社会的产物()

判断题景象匹配制导不属于自主式制导()

判断题文化定势对于人们认识新事物只有害处，应该避免。()

判断题卫城是城市高处建起的要塞，用于防范外敌入侵。()

判断题古希腊建筑的柱式主要分为三种：多立克、爱奥尼和科林斯，亦被成为男性柱、女性柱和少女柱。()

判断题古希腊建筑是三角、圆柱与四方体等几何构造的叠加，各种柱式的高度、宽度与厚度有严格的比例要求，体现了古希腊当时在几何、物理等学科上所取得的成就。()

判断题等压面是同种连续静止液体中，压强相等的点组成的面。()

判断题On the one hand ,it has brought mobility to millions of people.()

判断题You balance could not go under 300.()

判断题The nuclear family is becoming smaller as parents want fewer children.()

判断题There is no charge if the day ment is received promplty.()

判断题The mother didn't know to blame who broke this cap.()

判断题Milk always meets in the stomach a digestive juice()

判断题It's like getting used to a new car.()