Hvernig á að dæma "視準器" (japanska)

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  • 視準器  in  a Male Voice
    "視準器" fram á japanska.
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Bæta við eigin framburði þinn af "視準器"

Merkingar og skilgreiningar á "視準器"

Skilgreiningar

明るい光線が平行のビームとしてスリットから出ていく
light rays leave the slit as a parallel beam
大きな望遠鏡に付随している小さい望遠鏡で大きい方と一列になるように設置する
a small telescope attached to a large telescope to use in setting the line of the larger one

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