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鉛直角 (enchokukaku) | |||
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堅角測量、 そくりょう River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
鉛直角 (enchokukaku) | |||
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対頂角 | |||
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頂角 (chōkaku) | |||
English thesaurus | |||
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VA (Alex Lilo) |
vertical angles : 5 phrases in 2 subjects |
General | 3 |
Sound recording | 2 |