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出典:Wikipedia
出典:『Wikipedia』 (2009/12/16 10:43 UTC 版)
The Ice Accretion Indicator is an L-shaped piece of aluminium 38 cm (15.0 in) long by 5 cm (2.0 in) wide. It is used to indicate the formation of ice, frost or the presence of freezing rain or freezing drizzle.
Ice Accretion Indicator