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Page 490



Page 490

……

From 1949 to 1955, Lao Guo gradually adjusted the original research institutions of the Academia Sinica, transforming each research institute into an academic department, and then the academic department has one or several research institutes under its jurisdiction, distributed all over the country, of course, Beijing has the most.

The current Chinese Academy of Sciences has a total of 135 faculty members (academicians), and the Chinese Academy of Engineering has 120 faculty members (academicians).

But Tang Hua has already felt that the central government may value the Chinese Academy of Engineering more in the future.

Tang Hua remembers a statement from later generations: The biggest problem for academicians of the Chinese Academy of Sciences is possible academic fraud and condoning academic fraud.Academicians of the Chinese Academy of Engineering also have problems. The most common problem they have is illegal embezzlement of funds (corruption).

Academicians of the later generations of the Academy of Engineering mobilized hundreds of millions, or even billions, of national construction funds.Except for a small number of popular professional fields, the academicians of the Academy of Sciences... are not local tyrants.

The Academy of Engineering in this era is likely to look like this.

With this in mind, the general office of the Chinese Academy of Engineering cannot be omitted. In addition to compiling the technical briefing of the Chinese Academy of Engineering that is circulated to all members of the academic department, another important mission is to supervise the use of funds and resources by academicians. Don’t go wrong halfway. .

……

During the inaugural meeting, Tang Hua basically chatted with the members of the Department of Mathematics-Physics.A bunch of acquaintances in the Department of Mathematics and Physics, in addition to double academicians like Zhao Zhongyao and Qian Sanqiang, there are also Wu Youxun, Wang Ganchang, Hua Luogeng, Su Buqing, Chen Shengshen, and Peng Huanwu.

"Minister Tang, what we are working on will have a breakthrough in the near future." Hua Luogeng said to Tang Hua.

Tang Hua put his index finger to his mouth and said "shh~~~", indicating not to say more here.

"I totally understand. Mr. Hua, thank you for your hard work."

Hua Luogeng is now working as a mathematical theory consultant for Wang Yongjun.Wang Yongjun presided over the work of computer encryption machine research and development.

It has been exactly two years since the project started when Wang Yongjun returned to Beijing after the end of the War to Resist US Aggression and Aid Korea.But a computer encryption machine is not something that can be made quickly.When designing the encryption process, Wang Yongjun constantly considered "If I were to crack this password, and I have a powerful supercomputer, would I be able to break the current invented password system?"

Wang Yongjun said that mathematical theory needs stronger number theory support, and Tang Hua lobbied Hua Luogeng to join the research team.

Mr. Hua's research in analytic number theory, matrix geometry, typical groups, automorphic function theory, multi-complex function theory, partial differential equations, and high-dimensional numerical integration can be ranked among the top people in the world. The original achievements are "Fahrenheit's theorem", "Fahrenheit's inequality", and "Hua-Wang method".

He is also one of the 88 great figures of mathematics in the world today listed by the Chicago Museum of Science and Technology.

Seeing Tang Hua's mysterious and unpredictable movements, Hua Luogeng smiled and said, "It's not hard work. It's very energetic."

The breakthrough was at the beginning of May, and Tang Hua had already seen the report on the final completion of the "Hua-Wang Encryption Method".

The "Hua-Wang encryption method" is not Hua Luogeng and Wang Yuan, but Hua Luogeng and Wang Yongjun.Although Wang Yongjun said that he was just a password cracker and checker, and the algorithm was done by Mr. Hua, Hua Luogeng insisted on naming this encryption theory with their surnames.

This encryption method is equivalent to eliminating the possibility of cracking the ciphertext by classical means.Even with a computer, knowing the encryption algorithm, it takes 55 years to brute force crack the key to obtain the key, and use TC600 to calculate it.

Hua Luogeng joined the research team. After learning about my country's code-breaking record in the War to Resist US Aggression and Aid Korea, he was so excited that he scratched his head. In the past two years, he even organized his work into three papers. Although there was no place for publication, Hua Luogeng The old papers are very well written.

……

Chinese Academy of Engineering.

Taking advantage of the inaugural meeting just after the inaugural meeting, the members of the academic departments will stay in Beijing for a period of time, and the Academy of Engineering held the first academic committee meeting of 8 academic departments.

The Department of Information and Electronic Engineering is entirely its own family holding project summary meetings and project discussion meetings.

The same is true for the Department of Mechanical and Vehicle Engineering.Qian Xuesen led the academic committee members to plan how to build China's aerospace industry system in the next step.

Department of Energy and Mining Engineering... Huang Jiqing is in this department.Unfortunately, Li Siguang also jumped from the Chinese Academy of Sciences to the Academy of Engineering today to attend the faculty meeting.

Originally, Tang Hua meant to isolate the two old men and stay in the same courtyard alone for more rest.It seems impossible to isolate.

The black history of the two of them... is probably like this:

Li Siguang founded the geomechanics of the Chinese land.Huang Jiqing founded the multi-cycle structure theory.

Huang Jiqing proposed that not only marine facies can generate oil, but also terrestrial facies can generate oil.Li Siguang's geomechanical system proposes that the China Neo-Cathaysia tectonic system has three uplift zones and three subsidence zones.

The combination of the two theories is the basis of the finite element numerical analysis program written by Tang Hua.

However, the "Diwa Theory" co-founded by Huang Jiqing and Chen Guoda is incompatible with Li Siguang's theory of "Quaternary Glacier Movement".

So the two began to pinch, and they have been pinching for more than ten years.

In short, at the committee meeting of the Department of Energy and Mining Engineering today, Tang Hua heard more and more difficult to understand the geological terms that Tang Hua popped up when they were arguing. Wen, seems to have another meaning.

"Then what... Commissioner Xie, why don't you say a few words?" While Li Siguang and Huang Jiqing were drinking water, Tang Hua saw that Xie Jiarong, who was also a geologist, just sat and listened at the meeting, and didn't speak much. Reminder remind.

Xie Jiarong put down his notebook and shook his head.

"The theories of Mr. Li and Mr. Huang, if I only correct the mistakes in one of them's arguments, today's meeting may be able to finish. But both of them have spoken today, and there are too many mistakes. I don't know where to start. Where do I start?"

Tang Hua: ...

What does it feel like when two people wrestle into a three-way melee.

Humans know very little about what lies beneath the ground, this is true in the 21st century, and even more so in the 20s.Every scholar who submerges himself in the study of geology will discover areas that have not been studied before, and then form a set of theories based on his own exclusive discoveries.But everyone makes discoveries in different fields, and putting theories together is a dogfight.

……

The committee meeting of the Department of Agriculture was peaceful, and the atmosphere was so comfortable.

The reason is also very simple, the Lysen School of Science is in the Academy of Sciences, and the Morgan School of Genetics is in the Academy of Engineering.

There's no dispute here.

"Some of you attended the Qingdao Genetics Symposium in March this year, and those who didn't attended saw the meeting report," Tang Hua said. "The scientific status of the theory of genetics has now been affirmed. However, I would like to share my personal opinion." , molecular genetics is still very much hit and miss."

A peaceful meeting, then Tang Hua came to throw a bomb.

"If you want the theory of genetics to evolve from a conjecture to an engineering technology, you need to analyze the genetic material at the molecular level. Did you follow up on the DNA double helix structure proposed by Watson and Crick in 1953? "

In February 1953, when Watson and Crick were analyzing the X-ray diffraction photos of DNA crystals taken by Rosalind with an electron microscope, they had a sudden inspiration and constructed a model of the DNA double helix structure: phosphate radicals form two strands on the outside of the helix. The backbone of the polynucleotide chain is in opposite directions; the bases are on the inside of the helix, corresponding to each other.

The DNA model also suggests the mechanism of DNA replication: since adenine (A) is always paired with thymine (T) and guanine (G) is always paired with cytosine (C), this shows that the bases of the two chains The base sequences are complementary to each other, as long as the base sequence of one chain is determined, the base sequence of the other chain is also determined.

When Tang Hua asked this question, only one or two of the dozen or so people in the room nodded to express their understanding or heard of it.

It seems that the domestic Morgan School of Genetics still needs a good electron microscope.

"There is still a lot of room for improvement in food production in South China. The Agricultural College of our university is doing the work of breeding high-quality rice seeds and improving cultivation techniques. I hope the Department of Agriculture can give more support."

Ding Ying said.

Tang Hua: "Mr. Ding, speaking of this, I remembered something. You successfully carried out hybrid breeding of rice in 1926 and 1927. I have read the papers you published later."

Ding Ying: "Oh, that... It was an experiment I did after I mastered the genetic method. The paper was "Guangdong Wild Rice and New Species Breeding from Wild Rice". I didn't expect Dean Tang to read it too. "

In 1926, when Ding Ying was working at the Nanlu Rice Breeding Farm in Maoming, Guangdong, she saw papers on the hybridization of various foreign crops that could sometimes increase production, so she tried to hybridize bamboo sticky rice with a wild rice called "rhinoceros tail". A new rice variety was bred.After several years of repeated tests, it was named "Zhongshan No. [-]".

"Zhongshan No. [-]" is the first hybrid rice in China.However... its yield is the same as that of bamboo sticky rice, except that its roots are a little bit deeper than that of bamboo sticky rice, which is more durable.


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