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单词 plano-concave
释义
pla·no-con·cave (plānō-kŏn-kāv, -kŏnkāv)
adj.
Flat on one side and concave on the other: a plano-concave lens.
plano-concave
Light rays disperse through a plano-concave lens.
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更新时间:2025/3/22 6:17:56