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| included internal angle of the socketed portion (The maximum included internal angle of the socketed portion shall not exceed 0°30' (30 мин). ISO1452-2 OLGA P.) | |||
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| included internal angle of the socketed portion (The maximum included internal angle of the socketed portion shall not exceed 0°30' (30 мин). ISO1452-2 OLGA P.) | |||