Quinaria

A quinaria (plural: quinariae) is a Roman unit of area, roughly equal to 4.2 square centimeters (0.65 sq in). Its primary use was to measure the cross-sectional area of pipes in Roman water distribution systems. A "one quinaria" pipe is 2.31 centimeters (0.91 in) in diameter.

单词	Quinaria
释义	Quinaria 英语百科 Quinaria A quinaria (plural: quinariae) is a Roman unit of area, roughly equal to 4.2 square centimeters (0.65 sq in). Its primary use was to measure the cross-sectional area of pipes in Roman water distribution systems. A "one quinaria" pipe is 2.31 centimeters (0.91 in) in diameter.
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