GB/T 39136-2020船舶上层建筑制造完整性要求标准基础信息 | |||
标准编号 | GB/T 39136-2020 | 标准名称 | 船舶上层建筑制造完整性要求 |
批准日期 | 2020-10-11 | 实施日期 | 2021-05-01 |
下载地址 | 此隐藏内容仅限VIP查看升级VIP |
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