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real focus
释义
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focus
real focus
real fo·cus
the point of meeting of convergent rays.
real focus
The point at which convergent rays intersect.
See also: focus
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ethyl acetoacetate
ethyl acetylene
ethylacetylene
ethyl acrylate
ethyl alcohol
ethylalcohol
ethyl alcohol (ch 3ch2oh)
ethyl alcohol ch 3ch2oh
ethyl aldehyde
ethyl amine
ethylamine
ethylamines
ethyl aminobenzoate
ethyl amyl ketone
ethylate
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更新时间:2024/12/23 22:55:08