Cheng Runnian is actually not so good at lecturing, after all, he himself is actually a person who doesn't like to learn these textbook knowledge very much.

But fortunately, I wanted them to practice before the lecture, and these people are also very smart, so they can understand it without going into detail.

For many days, Cheng Runnian was talking about shipbuilding-related knowledge, and of course, he also introduced basic mathematics and physics.

......

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