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anti-counterfeiting ink
释义
anti-counterfeiting ink
Encyclopedia
文学
防伪油墨
释
anti-counterfeiting ink
防伪油墨
在油墨连结料中加入特殊性能的防伪材料并经特殊工艺加工而成的特种印刷油墨。
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left differentiability
left differentiable function
left differential
left differential coefficient
left dimension
left directed quasiorder
left directed set
left direct product
left displacement
left displacement operator
left distributive law
left distributivity
left division
left division algorithm
left divisor
left divisor of zero
left domain
left double-sweep
left dual couple
left eigenvector
left element
left elevation
left endpoint
left Engel element
Leften Stavros Stavrianos
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