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second derivative
bridg.constr. 二阶导数
math. 二阶〔次〕导数
space 二次导数
second derivatives
UN, geol. 二阶段导数
 English thesaurus
second derivative
math. " (The second derivative is shown with two tick marks like this: f''(x) wikipedia.org)
second derivative: 16 phrases in 4 subjects
Automated equipment3
Electronics3
Oil / petroleum1
Technology9