close
標題:

B-2隱形轟炸機多少錢

發問:

usagkjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj... 顯示更多 usagkjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj

最佳解答:

免費註冊體驗

 

此文章來自奇摩知識+如有不便請留言告知

希望能幫到您 圖片參考:http://us.i1.yimg.com/us.yimg.com/i/mesg/tsmileys2/40.gif (請看紅字) B-2幽靈隱形戰略轟炸機 B-2 幽靈 圖片參考:http://upload.wikimedia.org/wikipedia/commons/thumb/6/60/Usaf.b2.spirit.750pix.jpg/250px-Usaf.b2.spirit.750pix.jpg 飛行中的 B-2 類型 隱形戰略轟炸機 生產公司 諾斯羅普?格魯門公司 首次飛行 1989-07-17 服役 April 1997 使用狀態 服役中 主要用戶 美國空軍 生產數量 21 單位造價 每架二十二億美元(1998年幣值) B-2「幽靈」(Spirit)是目前世界上唯一的隱形戰略轟炸機,由麻省理工學院和諾斯羅普?格魯門公司一起為美國空軍研製生產。1997年首批6架B-2型轟炸機正式服役,至今只生產21架。每架B-2造價為二十二億美元。以重量計,B-2比黃金還要貴兩至三倍。 1999年,在北約對塞爾維亞的軍事行動中,美軍多架B-2轟炸機由美國直飛到塞國,期間共投下600多枚聯合直接攻擊彈藥,是空戰中隱匿性與準確性的一大革命。在2003年的演習中,一架B-2轟炸機一次投下80枚500磅(230公斤)的聯合直接攻擊彈藥,顯示出先進的「精確飽和攻擊」能力。 B-2是美國20世紀80年代提出的八大新技術軍機計畫之一。這八大軍機是:A-12(ATA)先進戰術攻擊機,B-2隱形戰略轟炸機,C-17(C-X)戰略戰術運輸機,E-8(JTIDS)空中聯合指揮系統,F-22(ATF)先進戰術戰鬥機,RAH-66(ATH,後更名LHX)隱形武裝直升機,V-22(JVX)傾轉旋翼飛機和海軍先進戰鬥機(NATF)計畫。其中的多數專案雖然完成了樣機的研製,但在冷戰結束後被大幅減少採購量甚至取消,ATA和NATF合併成為JSF項目。

其他解答:

21億美元 世界上最貴的飛機|||||22億美元|||||號稱世界上“最昂貴的飛機”的B—2隱形轟炸機的價格驚人,每架高達22億美元 ,幾乎是一艘小型艦艇的價格。
arrow
arrow

    jjb973v 發表在 痞客邦 留言(0) 人氣()