納米
From Wikipedia, the free encyclopedia
From Wikipedia, the free encyclopedia
納米(廣東地區讀naap6 mai1,香港讀naap6 mai5;符號:nm;英式英文:nanometre;美式英文:nanometer),又叫毫微米(廣東地區讀hou4 mei4 mai1,香港讀hou4 mei4 mai5;符號:mμm;millimicron)[1]或塵米(廣東地區讀can4 mai1,香港讀can4 mai5)[1],係一個長度單位。
1 nm =
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