새로운 기준 두 개를 찾아보세요, 포럼에 있는지 확인해 보세요!
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JB/T 81-2015, JB/T 86-2015. 이 두 가지 플랜지에 관한 규격인데, 혹시 전자 버전을 가지고 계신 분 있나요:handshake
새로운 건 무료로 찾을 수 없으니, 그냥 돈을 조금 써서 사는 게 낫겠어요~~
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