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![Metre - Wikipedia, the free encyclopedia](https://www.iarticlesnet.com/pub/img/site/s_30.jpeg)
Metre - Wikipedia, the free encyclopedia
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日期:2024-08-13
The metre (BIPM spelling), or meter (American spelling), (SI unit symbol: m), is the fundamental unit of length (SI dimension symbol: L) in the International System of Units (SI).[1] Originally intended to be one ten-millionth of the distance from the Ear...看更多