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单词 femto-
释义

femto-


femto-

pref. One quadrillionth (10-15): femtovolt.
[From Danish and Norwegian femten, fifteen, from Old Norse fimmtān; see penkwe in Indo-European roots.]

femto-

prefix (Units) denoting 10–15: femtometer. Symbol: f [from Danish or Norwegian femten fifteen]

femto-

a combining form used in the names of units of measure that are one quadrillionth (10−15) the size of the unit denoted by the base word: femtogram. [< Dan, Norwegian femt(en) fifteen + -o-]

femto-

A prefix meaning 1 quadrillionth (10-15).

femto-


femto-

[′fem·tō] (science and technology) A prefix representing 10-15, which is 0.000 000 000 000 001, or one-thousandth of a millionth of a millionth.

femto-

prefix
AcronymsSeeF
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更新时间:2024/11/11 18:37:59