当船员需要什么证书？对焊工的证有什么要求(猪班长海员热线1077期)
https://onvideo.ssrcdn.com/bs2/onVideo/skyfall/media/34252207502459130223728.mp4 腾讯https://v.qq.com/x/page/l3514bsy08z.html
公众号
https://mp.weixin.qq.com/s/-0115hH9valAUTM4pCMELQ
一点号
https://www.yidianzixun.com/article/V_1gFiaw0p
56视频
http://www.56.com/u85/v_MTgzODQwNDM0.html
搜狐
https://tv.sohu.com/v/dXMvMTg5NTY1NTI1LzQ0NzI1MTk1Ni5zaHRtbA==.html
美篇
https://www.jianpian.cn/a/kl1mbxu
优酷
https://v.youku.com/v_show/id_XNTk2NDY0MTg0NA==.html
爱奇艺
https://www.iqiyi.com/v_ccz11vcmks.html
哔哩哔哩
https://www.bilibili.com/video/BV1r24y1N7mg/
今日头条
https://www.ixigua.com/i7234813070491517492/
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