On the sea.

A fleet of warships is sailing at a fast pace.

With the development of seafaring technology, navigators have been able to ignore the direction of the seasonal wind and sail when the wind blows.

However, the wind has eight sides, but it is not feasible to be headed.

But the sailboat can adjust the fighting wind, go straight with the wind, and go against the wind.

Tuning is a navigational technique.

To put it simply, it is to adjust the angle of the sail so that the oncoming wind blows diagonally on the sail, so as to gain forward momentum.

The seat in the center of the flotilla, blessing

"Da Ming: Crossing Emperor Chongzhen, Starting with a Rope" Chapter 715 Encounter is in the middle of a hand-to-hand fight, please wait a while,

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