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Adakah terdapat peraturan standard yang mewajibkan penggunaan penanda pada suis injap?

2016-12-06View Original

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Adakah terdapat peraturan standard yang mewajibkan penggunaan penanda pada suis injap?
Reply #22016-12-06
Untuk yang sentiasa terbuka, sentiasa tertutup, kan? Ada beberapa injap yang dikunci. Peraturannya tidak diketahui.
Reply #32016-12-06
Bentuk suisnya berbeza, penandaannya juga berbeza; standardnya belum pernah saya lihat.
Reply #42016-12-06
Tiada peraturan yang jelas; beberapa injap memerlukan maklumat mengenai keadaannya
Reply #52016-12-06
Penanda? Adakah ia merujuk kepada anak panah yang terdapat pada suis beroda itu?
Reply #62021-09-15
gb12220-2015 Kelulusan untuk injap industri

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