出典:Wiktionary
Coined by the United States War Department in or about 1942, from K + ration. The letter K is arbitrary, chosen to distinguish the name from earlier C ration and D ration.[1]
出典:Wikipedia
出典:『Wikipedia』 (2011/03/08 15:22 UTC 版)
The K-ration was an individual daily combat food ration which was introduced by the United States Army during World War II. It was originally intended as an individually packaged daily ration for issue to airborne troops, tank corps, motorcycle couriers, and other mobile forces for short durations. The K ration provided three courses: breakfast, lunch and supper.