Comments by "" (@johnfrancisco1851) on "The underwater robots maintaining China’s first home-made semi-submersible oil platform" video.

  1. https://www.youtube.com/watch?v=461J-OBbQr4&list=TLPQMjYwNjIwMjGM-XSS74BYow&index=5
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  2. https://www.youtube.com/watch?v=ZKDwD07wuu8&list=TLPQMjIwNjIwMjHCnDReHMDW0w&index=4
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  3. https://www.youtube.com/watch?v=461J-OBbQr4&list=TLPQMjYwNjIwMjGM-XSS74BYow&index=5
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  4. https://www.youtube.com/watch?v=ANRs4DojOek
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  5. https://www.youtube.com/watch?v=ZKDwD07wuu8&list=TLPQMjIwNjIwMjHCnDReHMDW0w&index=4
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