From the suitcase, Ron first took out a pack of coconut sugar, and then, amidst the cheers of the two children, he continued to pull out other things like a magic trick, two little rabbits made of seashells, two Little dolls made of coconut shells, some shell necklaces and Baker bracelets, and some conch numbers made of large snails.

Both children's eyes were wide open, looking at the pile of good things, not knowing which one to take, touching this one for a while, and picking up that one for a while.Happy like two happy birds.

"By the way, son, you haven't eaten yet?" Mom stood up again, "I'll get you something to eat."

"Mom, if you don't tell me, I don't think so. I'm really hungry."

In a short while, a large table of meals was ready.It seems that preparations have been made long ago, and there are many delicious dishes on the table.

Everyone—father, mother, brother, sister-in-law, the two little girls—sat down at the table, and Ron picked up his knife and fork and was about to start.At this time, I heard my father coughing slightly.When he took a look, he found that apart from himself, even the two little girls were sitting upright and not looking sideways.So, he smiled embarrassedly and put down the knife and fork.Seeing Ron put down the knife and fork, the mother nodded slightly and said, "Start."

All clasped their hands on their chests and whispered together: "Our Father in Heaven, thank you for giving us..."

Ah, and this, but there is very little relevant information in the remaining memory.It seems that the former owner of the body may not have cared too much about the rituals either.

After praising God, the dinner really started.Ron's family is still very traditional. When eating, no one speaks, and no one can hear the sound of knives and forks colliding with plates.In that era, this was the basic upbringing for some families, even the two little ones who had been spoiled all the time were no exception.

After the meal, everyone gathered together to chat again. Of course, Ron's experience is what everyone cares about the most.He had to tell everyone his story one by one, and everyone was amazed.Old Sean - Ron's father even proudly declared that none of his sons was not good.

Ron also asked about his second brother.Two months before the start of the war, Ron's second brother sent a letter to his family, saying that he was going to China to do voluntary medical services, and then left the United States.This is not the first time he has done such a thing. A few years ago, he went to Spain once, and that time, according to his own statement, he was able to get to know Hemingway, who was a war correspondent at the time.But this time the situation was very different.First of all, his letters to his family were much less than in Spain. The most recent letter mentioned that he was going to a more dangerous guerrilla warfare area.After almost half a year, the family never heard from him again.

The mention of the second brother made the originally happy atmosphere suddenly heavy.Everyone is full of worries.Ron wanted to enlighten them, but didn't know how to speak.

In the end, the old man said, "It's very late. Ron has been in the car all day, so it's time for him to rest."

That night, Ron slept soundly and hardly had a dream.

The next day was Sunday, so my eldest brother didn't go to work.This morning, Ron found Henry, and he told him that after fighting, he felt that the firepower of the American fighter jets was not strong enough.So he randomly designed two types of machine guns, and wanted to show his professional knowledge.

"Ron, you still want to try everything like you used to. Remember the unicycle with oversized wheels you designed when you were a child? That's how I lost my front teeth." Henry laughed, revealing the twinkle in his mouth Shiny gold teeth. "Let me see, what kind of tricks did you devise when you were bored?"

Henry smiled and opened a sketch that Ron had given him.

"Well, this is a Gatling cannon... huh? Is it an internal energy cannon? Well, this design will reduce the reliability. ... But if the craftsmanship can keep up, the reliability will not be unacceptable. If this guy really makes it, the firepower must be abnormal... Well, Ron, which fighter jet can carry this thing? This thing is afraid of 150 kilograms? With such a high shooting speed, the recoil is also amazing, fighter jets Can it be carried? Put it on a bomber as self-defense firepower, and it may be a bit inflexible when turning it. Well, it might be good to use it as an anti-aircraft gun."

The first sketch Henry saw was Ron's reduced-caliber version of the 31mm six-barreled Gatling gun on the Russian Mig 23.The firing speed of this artillery can be as high as 6 rounds, and compared with its counterparts in the United States, because it uses internal energy and does not require a power supply system, the weight of the entire system is much lighter.Of course, reliability will also decline.Coupled with the poor ballistic performance of the Soviet 10000mm shells, the accuracy will be worse than that of the American Vulcan cannon.Compared with the original version, Ron reduced the caliber to 23mm, modified the firing device accordingly, and reduced the shooting speed to 20-4000 rounds.However, he did not reduce the size of the gun accordingly, so that the length-to-diameter ratio of the gun barrel became much larger. According to Ron's own calculation, the muzzle velocity can reach more than 6000 ms.Ballistic performance will be better than .6. Although the precision is definitely not up to Vulcan's level, it should be quite good.As for the question Henry raised, Ron knew that at that time the United States did not have an active fighter jet that could carry this thing.Even if it can be carried, this thing cannot be installed in the nose of any fighter jet, it is too big.But Ron knew that there was a fighter jet that was being tested that could use it.This aircraft is the p-20 Lightning.

The p-38 "Lightning" fighter is the later munitions juggernaut, the first military aircraft developed by the US Lockheed Company, designed by the legendary Kelly Johnson.It was a twin engine heavy fighter and the first US fighter to exceed 400 mph (this is debatable, the navy thinks its f4u corsair is).It has fast speed, good climb, strong defense, and large ammunition load. Due to the installation of a turbocharging system, its high-altitude performance is also excellent.In the original history, this kind of aircraft was feared by the Japanese as the double devil.For the cannon designed by Ron, this aircraft has one of the biggest advantages: its engines and propellers are distributed on the left and right sides, and the nose part is basically empty, which can accommodate a lot of things. In the original history, The p-38 has four .4 machine guns and a 50mm cannon mounted on its nose.These guys add up to a full 20 kilograms, and now it is replaced with a 170-pipe Gatling, there is no problem in terms of weight.And because this aircraft is large enough and its structure is very strong, it can fully withstand its recoil.

Originally, the cannon that Ron was most familiar with was the Russian-made twin-barreled 23mm Stega cannon.Before crossing, many products of his company used this aircraft cannon.The biggest advantage of this gun is its light weight and high shooting speed.The entire cannon weighs no more than 50 kilograms, yet it can reach an ultra-high firing speed of 3000 rounds.It's just that the disadvantages of this aircraft gun are as obvious as the advantages: the ballistic trajectory is curved, and the precision is extremely bad.For modern fighter jets, there are very few opportunities to use machine guns, so for aircraft designers, the worse the precision is, the better the gun is, as long as it can save weight.But for the current era where aerial guns are the main weapon, the shortcomings of the fired shells flying all over the sky are really unacceptable.Fortunately, as an aircraft gun engineer, Gao Tianxiang had the opportunity to see some other famous aircraft guns in the world.For example, the F16 Vulcan cannon and the Mauser 27mm rotary gun obtained through a certain country in South Asia, as well as the 27mm single-barreled rotary gun used by the Russian Su-30 series aircraft and the 31mm Gatling used by the mig-23.For a long time, he revolved around these things every day. For the blueprints of these classic cannons, he could almost draw them with his eyes closed.

Just when Henry questioned Ron's drawing of Gatling, Old Sean also happened to come over.The old man has been terribly bored since his retirement.Now I just heard what Henry said, so I stepped forward, took out my glasses from my jacket pocket, put them on the bridge of my nose slowly and said, "What is that? Show me too."

"Dad, look, this is an aircraft cannon designed by Ron. I have to say that the design is quite professional. But he probably forgot where on the fighter plane can fit such a big thing, let me tell you , it’s better to just make it bigger, it’s really good to use as an anti-aircraft gun.” Henry said while handing the blueprint to the old man.

The old man sat down on the chair next to him, lowered his head to stare at the drawings, and took out another magnifying glass from his pocket.This scene reminded Ron of Duoyaimeng all of a sudden.The old man watched for a long time in silence, so that Ron, who was waiting aside, had an illusion. He also wanted to see a pair of buds and leaves suddenly appearing from the old man's gray hair, and then the leaves grew more and more. The longer it grows, the more it grows... (Narrator: The village head went crazy again)

It took the old man a long time to raise his head again, his face was full of smiles, and the morning sun shone on his smiling face, making his smile look extraordinarily bright.

"Hehe, the United States really has a fighter jet that can be equipped with this thing. The performance of this fighter jet is far superior to any existing fighter jet. It's a pity that it has encountered some problems and cannot be delivered to the troops for the time being."

"What kind of question?" Ron actually asked knowingly.He knew that the P-38 was the first Army fighter fast enough to encounter air compression problems.The tail flutter caused by high speed flight kept the P-38 in the US Army out of combat until February 1942.What's more troublesome is that this kind of aircraft can't pull up when it dives at a slightly higher speed.Jesus, that means you'll just have to watch it kiss the ground.

"Oh, the tail flutters when this guy flies at high speeds, which is not a problem now, but the inability to pull up when diving has not been solved. God, what a genius design this aircraft has become. A fighter plane that cannot dive..." The old man was very sorry.

"Dad, after the dive, is it impossible to pull it up after reaching a certain speed? Then can you install a dive flap on it, just like a dive bomber. When the speed is too high and you can't pull it up, open it to slow down." Luo Luo En once again plagiarized someone else's approach.

"That's a way, but it's a bit of a waste to slow down by yourself... But at least this change can be used. It seems that I have to go to the company again." The old man stood up, and then said, "Tell you Mom, I'm off to work, so don't wait for me for lunch."

"It's Sunday today, and many people in the company are not here. Let's wait until tomorrow—if it can be solved in this way, well, my brother's design will be useful for the first time in history. Well, tomorrow we will apply for a patent first, and then Just sell it. . . . Well, Dad, Ron's got another design here."

This drawing shows a 20mm single-barrel cannon.The size is much smaller than the one just now, and it should be able to be installed on the wing of a fighter jet.But it seems that it is no different from ordinary cannons, right?Well, it's a little different here, oh, the barrel is rotatable.This is a rotary gun.This kind of design can greatly increase the shooting speed without compromising the precision.Historically, Germany at the end of World War II designed a rotary-bore cannon with a shooting speed of 1000 minutes and a muzzle velocity of 1000 meters.But it ended before too many wars could be created.Later, Mauser used this principle to design and manufacture an aircraft gun with a shooting speed of up to 1700 minutes and a muzzle velocity of up to 1100 meters per second, which is used in European fighter jets such as Tornado and Typhoon.This kind of machine gun is powerful and has very good precision, but for the propeller aircraft of World War II, its weight and recoil are too large.Later, the Russians also used this principle to design a 30mm rotary gun with a shooting speed of 1600 points, and due to the use of a series of new materials, the weight was reduced to only 45 kg.Compared with Mauser, the muzzle velocity is a little lower, only 850 meters per second.And the reliability is also a little bit worse.And the recoil of the 30 guns is too great.If two doors are installed on the existing fighter wings, it is estimated that the wings will break when the gun is fired.Even if it continues, because World War II aircraft are much lighter than modern fighter jets, it is estimated that when they fire, the aircraft will shake and the shells will fly randomly. It is definitely not possible to copy them directly.

Since there are no new materials, although Ron has compressed the caliber of the gun to 20mm-this is also to reduce the recoil-but the weight of the whole gun still reaches 50 kg.But this weight is barely acceptable. The firing speed also dropped to 1400 rounds, but the muzzle velocity also remained at about 1000 ms.This time, both the shooting speed and the shooting range exceeded the .50 machine gun.As for power, do you still have to ask? How can the power of a 20mm aircraft gun with a higher muzzle velocity and a faster launch speed be comparable to that of a .50.I'm afraid that any existing fighter jet will disintegrate in the air immediately if it hits a shuttle.

When designing these cannons, Ron deliberately emphasized the high muzzle velocity.Because he knows that a lot of people in America have a .50 complex, if not surpass it at the best of .50.A lot of guys might still go for .50.

Finally, Henry carefully put away the drawings.Looking at Ron with bright eyes, he said, "Although these two designs still have some areas to be perfected, they are definitely good things. They are better than your unicycle back then. You can't count them. Otherwise, don't be a pilot." Just do it with me."

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