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U shusho
Inyandiko igomba gukurikiza cyane cyane AASHTO M180, GB-T 31439.1-2015 na EN1317.
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C imiterere yinyandiko
Kubwubunini bwizamu cyane binyuze muri 4.0mm kugeza 7.0mm cyangwa gukurikiza ibyo abakiriya bakeneye.
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Imiterere yimiterere
Kuvura hejuru birashyushye cyane, kugirango ukurikire AASHTO M232 hamwe nuburinganire buringaniye nka AASHTO M111, EN1461 nibindi.
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Imiterere y'uruziga
Inyandiko yashyizwe mubibuga, kugirango ifate kandi ishyigikire izamu.Irashobora kugabanya imbaraga zingaruka mugihe impanuka yamenyekanye.
