[BV规范] BV NR544 R04 Requirements for survey of materials and equipment for the classification of inland waters-operated vessels / units 2021-11

发表于 2021-12-7 22:00 | 显示全部楼层 |阅读模式来自：中国上海

BV NR544 R04 Requirements for survey of materials and equipment for the classification of inland waters-operated vessels / units 2021 年 11 月

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