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单词
unit vector
释义
unit vector
A vector that has the magnitude 1. If a is any nonzero vector the unit vector in the direction of a is given by a/|a| and is denoted â
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free fall
free space
freeze drying
freezing mixture
Frenkel defect
Frenkel-Kontorowa model
frequency
frequency modulation
fresnel
Fresnel diffraction
Fresnel lens
friction
froth flotation
frustum
fuel
fuel cell
fuel element
fugacity
full-wave rectifier
fullerene
fullerite
function
fundamental
fundamental constants
fundamental interactions
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更新时间:2025/6/23 0:50:09