海员入门知识：海员的证书有哪些？这些证书的含金量如何(总第690期)
https://onvideo.ssrcdn.com/bs2/onVideo/skyfall/media/34252205187270972357909.mp4 腾讯https://v.qq.com/x/page/k3353jpxguu.html
公众号
https://mp.weixin.qq.com/s/hkNxYrlRrbRh0jaEkNwKXw
今日头条
https://www.ixigua.com/i7136136622470660642/
百家号
https://haokan.baidu.com/v?vid=11060933357603771295
美篇
https://www.meipian.cn/4d7eao4h?share_depth=1
一点号
https://www.yidianzixun.com/article/V_1CvSlhF3
优酷
https://v.youku.com/v_show/id_XNTg5NzQzNTg2OA==.html
56视频
http://www.56.com/u65/v_MTc5NzE1NzY2.html
哔哩哔哩
https://www.bilibili.com/video/BV1Da411g7XP/
搜狐
https://tv.sohu.com/v/dXMvMzY1NjQ1Njk5LzM3ODQ2OTA5Ni5zaHRtbA==.html
爱奇艺
http://www.iqiyi.com/v_nnkh0mwj8c.html
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