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I didn't want to say anything, but I looked at the encyclopedia business card about Zheng He's treasure ship, and the original text of the Ming history I read was "Forty-four zhang of repair, eighteen zhang of wide". Somehow, it became "forty-four zhang long and eighteen zhang wide". The meaning of "cultivation" and "broad" is not clear in the first place, so how can we sit down to be long and wide?
Whether the historical facts are consistent or not is another matter, and changing history at will is not the attitude of studying! The existence of the "treasure ship" is controversial, but the Titanic is real, no one will say that the Titanic was made up, right? Although Tai sank to the bottom of the sea, someone went down to see it.
No one has ever seen the "Zheng He Treasure Ship", and many experts and scholars want to copy the "Zheng He Treasure Ship" in order to prove that our Greater China shipbuilding technology is leading the world, and they don't want to think about it, is there such a big wood? Even if there is, do you dare to cut it? Even if you dare to cut it, can you make it?
Even if you can make it, does it make sense to fake an antique?
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The difference is: the Titanic hit an iceberg.
Zheng He's treasure ship did not hit the iceberg.
So the Titanic sank.
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One is wood and the other is iron, of course different.
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The Titanic uses coal as fuel to produce steam to propel the steam engine to work, there are 25 double-ended boilers [9 meters high] and 4 single-end boilers on board, their power comes from 159 coal furnaces, they provide a steady stream of steam for the Titanic to maintain strong power for 24 hours, the power system consists of 3 sets of main engines, of which 2 sets are 4-cylinder reciprocating steam engines, and the other 1 set is a steam turbine. The main engine power is more than 51,000 horsepower, so the maximum speed of the Titanic can reach 24 knots per hour.
The movement of sailing ships at sea is mainly based on the sails, the power of the wind and the paddling of sailors. In these two important aspects of the power propulsion system, Zheng He's treasure ship adopts a unique design. First of all, unlike the segmented soft sails used in European sailing ships at the time, Zheng He's treasure ship used a hard sail structure with a brace on the awning surface.
Although this type of sail is heavier and more laborious to lift, it has a very high wind efficiency and increases the speed of the boat. And the mast is not set up with a fixed crosswder, which adapts to the sudden change of wind and clouds at sea, and the adjustment and turning of the foot are flexible, and can effectively use the multi-faceted wind. Unlike the oars, Zheng He's treasure ship was equipped with a long oar on both sides and stern.
This kind of long oar enters the water depth, many people swing, and the action of the oar in the underwater semi-rotation is similar to today's propeller, and the propulsion efficiency is higher. It can also maintain a considerable speed when there is no wind, and the wading area of the oar outside the ship is small, which is suitable for sailing in the crowded waters of narrow harbors.
One is wood and the other is iron, of course they are different, and the screws of the Titanic are treated with high temperatures, and the compressive strength is very high.
But even iron can't withstand such a big impact. The Titanic was despised by the crew, otherwise you might still be able to see it now.
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Zheng He has a total of 63 nautical treasure ships, the largest is 44 zhang 4 feet long, 18 zhang wide, it is the largest sea ship in the world at that time, which is equivalent to the current length of meters and width meters. Zheng He's first treasure ship at sea was "two thousand materials", according to their inference, the equivalent length is about 15 to 20 zhang long, and about 6 to 8 zhang wide. The carrying capacity is about five thousand tons.
The Titanic has a total length of meters (feet), a width of meters (feet), a standard displacement of 46,328 tons, a waterline-to-deck height of meters (60 feet), a power of 50,000 hp (37 MW), a speed of 23 24 knots per hour, and a total of 3,547 passengers and crew.
Hence the absolute foreigner's big.
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According to the "History of the Ming Dynasty: The Biography of Zheng He", Zheng He had a total of 62 sailing treasure ships, the largest of which was 148 meters long and 60 meters wide.
It was the largest wooden sailing ship in the world at the time. The ship has four layers, the nine masts on the ship can hang twelve sails, the anchor weighs several thousand catties, and it takes two or three hundred people to set sail. Zheng He's treasure ship is a large sea ship with a large scale.
Regarding the scale of Zheng He's treasure ship, it is recorded very clearly in the "History of the Ming Dynasty and the Biography of Zheng He": "To build a big ship, build forty-four and sixty-two".In the Ming Dynasty compiled the "National Treasure", it is said that "there are 62 treasure ships, the big one is 44 zhang long and 18 zhang wide".
In the late Ming Dynasty, Luo Maodeng's "Western Records" recorded in detail the scale of various ship types in Zheng He's fleet, among them, the treasure ship "is 44 zhang long and 18 zhang wide." According to the "History of the Ming Dynasty: The Biography of Zheng He", Zheng He took a large treasure ship with a length of 44 zhang and a width of 18 zhang (that is, meter length and meter width). If such a large treasure ship is a pointed bottom, the draft must be much more than 6 meters, while the draft of a flat-bottomed treasure ship of the same size is only 4-5 meters.
Therefore, if the treasure ship is going to the West from these ponds, it can only be a flat-bottomed sand ship.
The overall design of the mast and sail of Zheng He's treasure ship adopts a longitudinal sail layout and a hard sail structure, and the canopy surface has a reinforcement effect equivalent to a rib. The ocean-going ship of the 2,000-material ship adopts the structure of "sharp bottom and wide top", with a high bow and a high stern. Zheng Hebao ship's hull structure is set up with a number of transverse bulkheads, and the whole cabin is divided into a number of small cabins according to function, with more than 28 cabins and less than 23 cabins, which not only has the effect of strengthening the structure and sub-compartment watertight and anti-sinking, so that the ship is likely to develop to large-scale, but also is conducive to dividing the compartment to classify and carry cargo, and meet the requirements of different functions.
The 2,000-material seagoing ship adopts an all-wood structure. In the Ming Dynasty, the ship technology developed to have shovel nails, iron shovels, shovel nails, leech nails, etc., so that the complex wooden structure can be easily assembled, hung and reinforced together through various ship nails, so as not to "fall apart".The basic ship type of Zheng He's treasure ship is a lucky ship, with a small square head and a wide flat stern.
The architectural form belongs to the building ship, there is a deckhouse in the middle of the main deck to form a midship, with a bulwark, and there are three sterns in the stern (meaning: stern, reporter's note), and the bow (meaning:
The first part has a two-story permeable bow tower. It is divided into five levels, from the bilge to the deck. There is a majestic tiger head relief on the front of the bow, a solemn dragon relief or painted on the front of the two sides, a phoenix painted on the rear, and a bird with wings spread above the stern plate.
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It's called Zheng He's treasure boat! Zheng He's treasure ship is the largest sea ship in Zheng He's fleet, the main body of Zheng He's fleet, and the flagship of the maritime task force led by Zheng He, and its status in Zheng He's fleet is equivalent to the flagship and capital ship in the modern navy.
Another theory is that Zheng He's treasure ship is the general name of the sea ships in Zheng He's Western fleet, and Zheng He's fleet is composed of a variety of sea ships of different types, different scales, and different purposes, which are collectively called Zheng He's treasure ships. In modern times, there are many studies and imitations of Zheng He's treasure ships, but the specific shape and scale of Zheng He's treasure ships have always been controversial.
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One theory of treasure ships is that the fleets that go to the West are collectively called treasure ships, and one theory is that the flagship that Zheng He rode on is called treasure ships.
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It's all galleons, windpower.
Sailing ships can move forward against the wind, especially on European galleons, some types of sails are specially used against the wind, as for the sea to pull the fiber, it is called magical.
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It's all wind-powered, and there may be a small number of people rowing (when there is really no wind) because the sailboat can move forward against the wind, so there is no other power.
However, lifting sails, such as the use of some simple mechanical sailboats, against the wind, similar to taking the S-shaped route. Take the crosswind left and right continuously.
As for the slender man ... How to walk on the sea and pull fiber. It's cold.
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Sail + pulp, as long as you adjust a certain sail angle against the wind, you can sail.
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It is usually sailed by sail.
In the windless season, sail by oars.
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The power is driven by people using some simple machinery.
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The wooden sailboat must have been powered by the wind.
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As long as the sail angle is right, you can go in the wrong direction.
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Although the large treasure ship recorded in the historical records is estimated to have a displacement of nearly 20,000 tons, the main ship type that actually accompanied Zheng He on his seven voyages to the Western Ocean was the "2,000-material treasure ship" with "long meters, wide meters, and a displacement of more than 1,000 tons". This treasure ship had the highest level of craftsmanship at the time.
The Titanic cost a total of 75 million pounds, with a tonnage of 46,328 tons, long feet, and wide feet, and the largest aircraft carrier currently has a displacement of 98,235 tons.
Overall length: 1,092 ft (333 m).
Broadside: 134 ft (41 m)
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Modern Aircraft Carrier (Partial) >Titanic" Modern Aircraft Carrier (Partial) > Zheng He's Treasure Ship.
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The Titanic had a hull of 883 feet (270 meters) long and a width of 92 feet (28 meters), and weighed 46,328 tons. The earliest record of Zheng He's voyage from the keel to the bridge is 104 feet (m), and the earliest record of Zheng He's voyage is Ma Huan's book "Yingya Shenglan", which reads: "The Treasure Ship No. 63 is 44 zhang long and 18 zhang wide; The middle one is thirty-seven zhang long and fifteen zhang wide.
The academic community still has doubts about the scale of Zheng He's treasure ship of "44 zhang 4 feet long and 18 zhang wide". Nearly 138 meters long and 56 meters wide, Zheng He's treasure ship is nearly 138 meters long and 56 meters wide, and a few scholars believe that such a giant wooden sailing ship could not have been possible during the Ming Dynasty in China.
Not a one-stage one. It can't be compared.
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It's not a grade at all...
April 15, 1912.
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According to the records of "History of the Ming Dynasty: The Biography of Zheng He" and "Yingya Shenglan" (written by Ma Huan), Zheng He had a total of 62 seafaring treasure ships, the largest of which was 148 meters long and 60 meters wide, making it the largest wooden sailing ship in the world at that time. The ship has four layers, the nine masts on the ship can hang twelve sails, the anchor weighs several thousand catties, and it takes two or three hundred people to set sail. Zheng He's treasure ship is a large sea ship with a large scale. >>>More
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