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[質問]△2とはどういう意味ですか?

2020-12-23View Original

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ベテランの先生方にお伺いしますが、部品図の右上隅に記載されている「その他△2」とは、どういう意味でしょうか?
Reply #22020-12-24
古いタイプの粗さかもしれません。前面の三角形が逆になっています。他の部分もRa25にしたいのかどうか、確認してみてください

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