IEC 60297-3-109:2015 電氣和電子設(shè)備用機械結(jié)構(gòu). 482.6 mm (19 in) 系列機械結(jié)構(gòu)尺寸. 第3-109部分: 嵌入式計算設(shè)備的底盤尺寸
Mechanical structures for electrical and electronic equipment - Dimensions of mechanical structures of the 482,6 mm (19 in) series - Part 3-109: Dimensions of chassis for embedded computing devices