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Português Translations » 【静设备】 » Procurando urgentemente os padrões JB1426-74 e JB1428-74 onl

Procurando urgentemente os padrões JB1426-74 e JB1428-74 online

2017-06-01View Original

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Procurando urgentemente os padrões JB1426-74 e JB1428-74 online
Reply #22017-06-02
Os nove padrões ministeriais emitidos conjuntamente pelo Primeiro Ministério de Máquinas (74) e pelo Primeiro Instituto de Máquinas (No. 740) e pelo Ministério de Combustíveis e Indústria Química (74) Fuel Chemical Design No. 1234 em 3 de setembro de 1974 ainda são úteis?

Translated at 2026-08-04 14:48:56

Original: https://bbs.hcbbs.com/thread-1784791-1-1.html

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