Chapter 159 Dongting Lake

Jinling City, Zhangji Electrical Appliance Store.

"What's going on, Dengzi?" the boss Zhang Da asked the waiter who was lost in thought.

Hearing this, the guy named Dengzi raised his head, wiped his face vigorously with both hands, exhaled a long breath, and said hesitantly: "Boss, this circuit diagram needs further study."

Zhang understood clearly, but was also helpless.

Although we all have the same sky, people have different levels of education and different degrees of acceptance of knowledge.

There are so many shops on this electrical appliance street. Although they were the first to enter this industry, they still sell the most basic electrical appliances, such as light bulbs and electric fans.

Then there are some machines with less complicated structures, such as the phonograph. The focus of the phonograph is the medium for storing sound. At this time, the circuit structure of the radio mentioned by Tianmu is still a little complicated.

Without having seen the real thing, no one dares to say that they can actually make it.

Not to mention diesel engines, which appear to be easy to make given the structural diagram, but require extremely high craftsmanship and cannot be replicated at all, at least no electrical appliance store has ever seen one that can be used.

"This money is not easy to make!" Zhang Da sighed. No wonder people in later generations always talked about industrial capacity. He guessed that it was the ability to produce on a large scale, such as diesel engines and radios. It would be a hassle to rely solely on manual polishing.

[When summer comes, we Shandong people have endless beans to eat. We can eat beans every meal from the end of June to the beginning of September. When it rains, there are even more beans.]

[Mothers all over Shandong can make bean sticks. They are innovative and filling. You will eat until you doubt your life.]

[Shandong is recognized as the largest vegetable producing province in China, with an annual vegetable production of more than 9000 million tons. One-seventh of the country's vegetables are grown in Shandong]

[More than 30 years ago, Shouguang used winter-warm greenhouses, leading the country in vegetable planting, allowing everyone to eat off-season cucumbers, eggplants, and celery in winter]

[Nowadays, greenhouses may not seem like much, but at that time, they were indeed a miracle. The powerful vegetable growing technology was continuously promoted in the land of Qilu.]

[Beans are a common vegetable. In addition to being easy to manage, the key is high yield. After generations of cultivation, the current yield of beans per mu can reach up to 6000 kilograms.]

[Although bean sticks are eaten in all four provinces of Shandong, although statistics have not been made, the production of bean sticks in Shandong is definitely the largest in the country]

[Lanling County, under the jurisdiction of Linyi, Shandong, produces enough vegetables to feed half of Shanghai’s dining tables. The Zhangqiu green onions, clove garlic, Weifang radishes, and Tengchong potatoes that dominate all major markets have not even come out yet.]

[I suddenly have a bold suggestion. Shandong used to be called the Onion Province. Why not just change the name to the Bean Province? Now the traffic of beans is much greater than that of onions.]

Jinling City.

"The yield per mu of jar beans is so high?" Everyone was a little surprised. How come the yield of everything increases exponentially in later generations?

"That's possible. After all, it's all water, so it's very heavy!"

"But this output is still too exaggerated." Some people in front of the Fengtian Hall also remained skeptical.

"Greenhouse. I've seen it before. It doesn't look anything special now. It's just a long piece of land, sealed with plastic."

"The key point should be this plastic. If you look at it from the inside, it is transparent, and nothing else can be seen."

Because the sky dome displayed scenes from distant views to close-ups, and also showed interior scenes, the inside was unlike the plant factories seen before. All instruments and shelves had been removed, leaving only a large greenhouse, so everyone could see everything clearly.

"It's a bit like a house and can play a certain role in heat preservation." Liu Ji said, stroking his beard. He certainly knew that temperature was one of the important factors affecting the growth of vegetables, fruits and melons, but he was not sure how much effect the heat preservation greenhouse could play.

And how to make this highly light-transmitting plastic.

"Plastic." Zhu Yuanzhang muttered this word. This is a very common thing in later generations and can be seen everywhere, but now no one knows how to know it.

Everyone in the Science Department looked at each other, and then Sun Chuanshi stepped out and reported truthfully: "Your Majesty, this plastic. We extracted a similar substance from petroleum, I wonder if it is plastic."

As soon as he said this, everyone looked at him in surprise. Zhu Yuanzhang was startled for a moment, but he also noticed the caution in his words, so he asked, "What is the shape and color? What are the characteristics?"

"It's black and sticky after melting, and it can be stretched. It has a certain elasticity after cooling, and it can be burned. There is a peculiar smell after burning." Sun Chuanshi and others took turns to describe what they extracted.

"But we don't know how to make this kind of transparent material yet."

"It's okay. Let's go and have a look together later." Zhu Yuanzhang became interested. Oil is known as the blood of industry, but the Ming Dynasty knows very little about it now. It is only used as fuel and lighting, which is really a waste.

Judging from the information revealed in the sky, oil can be used to make medicine and is used in various fields such as transportation, aerospace, and clothing manufacturing.

What should be done with the 2 million cubic meters of water in Tuanzhou Dike? Let me first explain what a dike is. In the low-lying area near the lake, people built a dam to enclose a basin-like area, which is called a dike.

[There are 226 dikes of various sizes in the Dongting Lake area, with a permanent population of 567 million and 528 million mu of arable land. Some people may ask, why do people choose to live in such a place with high surroundings and low in the middle? Wouldn't it be troublesome if a flood came? ]

[This is because Dongting Lake is very rich in aquatic products, and the silt and sand deposited by the backflow of river water are full of nutrients, creating a large area of ​​fertile land. People who have lived here from ancient times to the present can be said to be enjoying the blessings of nature.] [However, as the flood continued to pour in, the length of the breach exceeded more than 220 meters (currently more than 168 meters of the breach have been closed, and more than 50 meters are still under repair). Tuanzhou Dike was almost completely submerged. Fortunately, the people in the dike were evacuated as soon as possible, so there were no casualties.]

[According to Hunan Daily, the current water volume in Tuanzhouwan is about 2 million cubic meters, and the water depth reaches 3-5 meters, but the terrain here is still far lower than the water level of Dongting Lake]

[Even if the dike is completely blocked in the future and the flood season is over, it will be difficult for the floodwaters in Tuanzhou Dike to be naturally discharged through the original ditch drainage system. At the same time, after the first line of dike is blocked, the work of strengthening the second line of defense has been carried out intensively.]

[The second line of defense is a 14.3-kilometer-long embankment between Tuanzhouwan and Qiannanyuan. This is a sand-based earth dam that has not experienced the test of floods in 28 years. The soil moisture here is still rising, and some places are even bubbling, causing pipe bursts.]

[The so-called piping is the phenomenon that the water velocity in the soil pores increases, causing the fine particles of the soil to be washed away. It is commonly known as "a thousand-mile embankment is destroyed by an ant hole."]

[If this place is lost, Qiannanwan will become a swamp. The top priority is to speed up the sealing of the mouth. The relevant departments are now urgently deploying equipment.]

[From the scene, we can see that water is constantly bubbling out of the pipe burst area. The land is almost like a swamp and people can easily sink into it. Emergency treatment is being carried out now. 20 cm of yellow sand is laid at the water outlet, and 20 cm of pebbles are laid on top of the yellow sand.]

[We may need to lay some more things on it later.]

Jinling City.

As the people looked at Tuanzhouwan, which was left with only water and rooftops as far as the eye could see, many of them became worried.

"This is consistent with the previous heavy rain weather." Many people understood this, as they had seen many videos of this kind before. However, most of the southern cities were not flooded so exaggeratedly, and the spirit of finding joy in adversity also made people feel that it was not so serious.

“Fortunately, the people were evacuated.”

Many people rejoiced and said that they had roughly restored the situation of the dam breach and emergency repairs from the sky.

After the breach was discovered, several large trucks drove into the breach, and then vehicles that could spray "sand" were used to pump sand from the lake and fill the breach with it to reduce the speed of the breach and at the same time evacuate the people in Tuanzhou Dike.

But all these were ineffective, and the breach expanded rapidly. Fortunately, the people downstream were evacuated quickly, and then the soldiers who came to rescue the disaster arrived. They were young people wearing uniform army green and yellow ponytails.

Large trucks followed one after another on the road, and truckloads of stones and materials were continuously transported to the two locations of the breach.

We even saw three large cargo ships carrying truckloads of sand and gravel, with another vehicle that could "scoop" stones to carry out landfill work on board.

The breach began on the 5th, and repair work has been almost completed now. It took about 4 days.
"This rescue speed" In front of Fengtian Hall, Liu Ji and others silently estimated the speed of rescue and repair of the dam, and they were all impressed. If the Yuan Dynasty had this speed and heart for the people, it is not certain who would be the orthodox in the Central Plains today.
"Technology is indeed power." Zhu Yuanzhang and others were all impressed, and they watched with a mixed mood of learning, observing, and observing. From it, we can see that the main repair work (transporting materials, landfilling) and other tasks are mainly handled by machines.

In such a fast-flowing water, huge ships replaced people and blocked the breach steadily, which made people feel at ease and moved.

People are more responsible for directing, driving related vehicles, and doing some evacuation and maintenance work.

Of course, this is what we see on the surface. In fact, from discovering the danger, reporting it, organizing the evacuation and resettlement of personnel, to emergency repairs, the whole process was very responsive.
"There is also an advanced communication system," Zhu Biao added, saying that this rescue and disaster relief operation can be said to be a model and is worthy of serious summary and study.

"The water has begun to recede. Wait a few days before sealing the dam. Otherwise, the workload of pumping water later will be huge."

"It has been raining again these past few days. If we don't seal it off quickly, it will be difficult to build a second line of defense against the rising water."

"The water level of Dongting Lake is dropping now because the Three Gorges Dam has reduced the outflow to save time. In fact, the Three Gorges Dam can no longer hold on and has to release water, so we have to hurry up."

《2024年7月8日22时40分左右,决口已经成功合拢,救援人员辛苦了。》

"The Three Gorges Dam blocked 39 billion cubic meters of water this time"

Tang Dynasty, Chang'an City.

"What speed!" Li Shimin exclaimed. Judging from the comments, it seems that there is a hydroelectric power station upstream that regulates the water flow of the Yangtze River.

"The Three Gorges Dam can also regulate the water flow of the Yangtze River???" A few short words in the comment section made Fang Xuanling and other important officials' brains smoke. This was another path that had never been imagined.

"Ah, is it possible?" Many people were curious about where the Three Gorges Dam was built. This was the first time they heard of the magical operation of "regulating the flow of the Yangtze River to buy time for rescue efforts in the downstream disaster-stricken areas", so they were all itching to try it.

"How bold, crazy, and imaginative the original designer must have been."

"A stroke of genius!"

"I, Old Cheng, am impressed!" In the eyes of others, Cheng Yaojin is just a madman who speaks without restraint, but he is not really stupid. Faced with such a magical operation of borrowing time from God, one has to admire him.

It can be said that the few words in the comment section gave everyone a bold idea. The key point is that there is a successful case there, so it is not too whimsical.

"But it is too difficult to realize such a large project." Although he did not know how difficult it was, it was obvious that in today's Tang Dynasty, even with the whole country's strength, it might not be possible to accomplish it.

(End of this chapter)

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