07/07/08 04:37:31 z636aCR+0
大東亜戦争でB-29は延べ28558機出撃で喪失518機、
（史料によって違うが出撃毎重爆喪失率は日独ともに1.5%前後）
朝鮮戦争では延べ21000機出撃で喪失34機。
このように対空火力は皇軍は中国軍の１０倍以上だった。
事故や整備不良によるものを除く戦闘任務のみの損失で414機、
そのうち戦闘機によるものが５０％、対空砲によるものが３６％、
双方によるものが１３％、自爆によるものが１％と記録される。
During the course of the war, the Twentieth Air Force flew
31,387 bomber sorties; 3,058 of which were flown by the XX
Bomber Command, 28,329 by the XXI. The war had taken 414 B-29s,
80 from the XX Bomber Command and 334 from the XXI. Losses on
combat missions averaged 1.3 percent of sorties airborne,
with a total of 147 bombers lost. Of these combat losses:
50 percent were caused by enemy fighters.
36 percent were caused by enemy antiaircraft.
13 percent were caused by a combination of both.
1 percent were self-inflicted by accident.
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