Boeing B-52 Stratofortress (* " chiaⁿ-chan-khoan i?u-sai"), it-poaⁿ kong B-52 , s? Bi-kok Boeing kong-si siat-ke kiam khi-ch? e chi?t khoan tn?g-to?, chhu-im-sok , jet thui-chin e chian-lio?k po?k-kek-ki . I ch? 1950 ni-t?i khai-si t? Bi-kok Khong-kun su-i?ng. Chit khoan hui-heng-ki thang chai 32,000 kong-kin t?ng e bu-khi, it-poaⁿ e chok-chian ho?n-ui, t? bo khong-tiong ka-iu e cheng-heng ?-tang chhiau-koe 14,080 kong-li khoah.

Pun bun-chiuⁿ s? chi?t phiⁿ phi-a-kiaⁿ . Li thang tau khok-chhiong lai pang-ch?? Wikipedia. hian l?n pian