Vim li cas lub hpd nyoob hoom qav taub poob?

Cov txheej txheem:

Vim li cas lub hpd nyoob hoom qav taub poob?
Vim li cas lub hpd nyoob hoom qav taub poob?
Anonim

Tsoomfwv cov neeg tshawb nrhiav tau hais tias nws yog Texas Lub Tsev Haujlwm Saib Xyuas Kev Nyab Xeeb Kev Nyab Xeeb Kev Nyab Xeeb cov neeg ua haujlwm tau ceeb toom rau tub ceev xwm tias tub ceev xwm lub dav hlau tau poob tom qab cov tswj hwm huab cua tau tshaj tawm tias poob radar tiv tauj nrog chopper.

Dab tsi ua rau lub nyoob hoom qav taub poob?

Muaj peev xwm ua rau muaj ntau, tab sis qee qhov laj thawj feem ntau ntawm kev sib tsoo nyoob hoom qav taub suav nrog: Kev tsim khoom tsis raug / khoom lav . Pilot yuam kev lossis lwm yam tib neeg . Aircraft design defect.

Dab tsi ua rau lub nyoob hoom qav taub poob nag hmo?

Pawg Thawj Saib Xyuas Kev Nyab Xeeb Hauv Tebchaws Hauv Tebchaws feem ntau tau cem tus kws tsav dav hlau Ara Zobayan thaum Lub Ib Hlis 26, 2020 uas tau tua nws nrog Bryant, tus ntxhais ntaus pob ncaws pob thiab rau lwm tus neeg caij tsheb mus rau kev sib tw ncaws pob ntxhais.

Leej twg raug tua nyob rau hauv nyoob hoom qav taub nag hmo?

Lawv yog Lt. Bradley A. Foster, 29, tus tsav los ntawm Oakhurst, California; Lt. Paul R. Fridley, 28, yog tus tsav los ntawm Annandale, Virginia; Naval Air Crewman (Helicopter) 2nd Class James P. Buriak, 31, los ntawm Salem, Virginia; Tsev Kho Mob Corpsman 2nd Class Sarah F. Burns, 31, los ntawm Severna Park, Maryland thiab Tsev Kho Mob Corpsman 3rd …

Yuav ua li cas thiaj muaj sia nyob ntawm kev sib tsoo nyoob hoom qav taub?

Qhov tshwm sim ntawm kev muaj sia nyob ntawm txoj haujlwm 20 xyoo yog 0.999982 rau 20, 800th lub zog (205220) lossis 0.68869%. Tus neeg tuag yog 10.6880.312 lossis 31%.

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