micrometre

micrometre读音音标

英 [ˈmaɪkrəʊmi:tə(r)]

美 [maɪˈkrɑmɪtɚ]

micrometre意思解释

n.

微米，百万分之一米（长度单位，符号为μm）；

英英释义

The micrometre (International spelling as used by the International Bureau of Weights and Measures; SI symbol: µm) or micrometer (American spelling) is an SI derived unit of length equaling 1×10−6 of a metre (SI standard prefix \"micro-\"= 10−6); that is, one-millionth of a metre (or one-thousandth of a millimetre, 0.001 mm, or about 0.