country made

Chapter 141 Engineering Drawings

Seeing Brother Song agreeing, Ji Chen completely calmed down: "Do you want me to help?"

"It's already done, Yuanyuan can help me arrange the dishes and chopsticks."

When Ji Yu put the bowls and chopsticks on the table, Song Jining also brought out a pot of pork knuckle soup.He is already very good at cooking now, and he knows Ji Zhuan's taste for salty and light food very well, so he drank three bowls in a row with satisfaction, and smiled at Xiao Song, his anger was gone last night.

Song Jining is also very satisfied, he likes the feeling of raising Yuanyuan the most.Whether it's giving money, dressing, or cooking, it's all very fulfilling.

Watching Ji Yu finish a bowl of soup, Song Jining asked: "There are still rice and side dishes in the kitchen, do you want them?"

Ji Yu rubbed his stomach and shook his head: "I'm almost full. If I don't eat so much, I will feel sleepy. I want to read the new textbook in the afternoon."

His original plan was to start reading in the morning, because Little Brother Song went too far last night, causing him to sleep in bed all morning during the day, and he had to make up for it in the afternoon.

Ji Yu and Song Jining’s major is mechanical engineering. If you want to use the encyclopedia of later generations to explain this major, then simply put, it is an engineering discipline that involves the analysis, design, manufacture and maintenance of mechanical systems using the laws of physics. .It also undertakes the applied discipline of researching and solving all theoretical and practical problems in the development, design, manufacture, installation, operation and maintenance of various machinery.

In his previous life, Ji Chen majored in electrical engineering and automation. When his teacher took the postgraduate entrance examination at the military school, he studied for a master's degree in mechanical engineering. Therefore, when choosing in this life, Ji Chen directly chose mechanical engineering.

Since brother Song didn't join the army, we had to fix the foundation for him.

The freshman courses are somewhat similar to those of later generations. For example, "Mao Gai" and "Ideological and Moral Cultivation" are required courses. The difference is that there are not many professional courses in the freshman year, but there are many other sub-courses.

Ji Chen flipped through the textbook, and saw the book "Health Education" with embarrassment.

Later generations started to learn "Health Education" in middle school, but at this time they only started to learn it in university-even though Xiao Song had already taught it by himself.

In addition, there are courses such as "Legal Safety Education", "Situation and Policy Education", "Public Welfare Labor", "Physical Education" and "College English".Related to majors, there are only five courses: "Advanced Mathematics", "Introduction to Industrial Basics", "Engineering Graphics", "Basics of Design Expression" and "Basics of Industrial Design Thought".

After flipping through them, Ji Chen carried the five books into the study.Song Jining had nothing to do, so he also picked up his textbooks and followed behind Ji Yu.

Sitting at the desk, Ji Chen first flipped through the book "Introduction to Industrial Basics".

Although he has a good understanding of all kinds of electromechanical engineering, but the times are different, the technical level and thinking are different, and he needs to learn from scratch.

Ji Yu quickly immersed himself in the world of the book, and Song Jining sat beside him, and also took out "Introduction to Industrial Basics" to read.But I flipped through it casually and found that the content of this book is very simple, probably considering that the freshman may not know anything about the major they are studying, so it is basically introduced on the basis of "knowing nothing". .

Song Jining casually flipped through a few pages and found that he could understand everything, so he threw it aside and picked up "Engineering Graphics" to read again.

"Engineering Graphics" is not the kind of basic engineering book that is sold casually in bookstores. Song Jining opened Chapter 1 and found that its introduction is very interesting: this is a subject that takes graphics as the research object and uses graphics to express design thinking .

It sounded very interesting, Song Jining looked a little more serious, and looked through it slowly.

After reading a book, Ji Yu rubbed his eyes, only to realize that the surroundings were actually dark, and he had already seen the evening before he knew it.

Why didn't brother Song remind him?

"Brother Xiao Song..." Just as he was about to call Brother Song, he turned around and saw him in person.

Song Jining was reading the book seriously, when he heard Ji Yu's voice, he turned his head after a while: "What's the matter... what's the situation?"

He also raised his head only to realize that the sky had suddenly darkened, he was taken aback for a moment, and quickly got up to turn on the light.

"Wow, it's almost seven o'clock, I feel like I've only watched it for a while!"

Ji Yu looked at him and smiled slightly: "Does it look good?"

"Ah? Well, it's okay." Song Jining nodded: "Although I can't understand it, but it feels quite novel, such as the double image point of the projection surface, the tangent plane of the curved surface, etc. I always feel that if I understand it, many designs will change. It's so easy..."

Indeed, "Engineering Graphics" itself is a discipline that cultivates students' spatial thinking ability, configuration ability and innovation ability through systematic, regularity and logic. It is a foundation-like discipline.

Ji Yu looked at Song Jining with a gratified look.

Although Xiao Song is still obviously immature and impatient in some things (especially on the bed), but in other respects, Xiao Song, who is getting better and better, not only gradually has the shadow of his previous teacher, but has even surpassed him.

"Then I'll take care of Little Brother Song too."

"Okay, but you have to have dinner first." Song Jining rubbed his belly: "I'm so hungry after watching it for so long. What would Yuan Yuan want for dinner?"

"It's all right, I'll help Brother Song do it!"

"Okay, you can help me wash the vegetables."

Ji Chen originally thought that his cooking skills were not bad, but he thought that if the two lived together outside for a long time, it would be better for him to cook.Who knew that Xiao Song had already learned to cook other dishes than fried rice with eggs, and his skills were a little better than his.In addition, Xiao Song refused to let him cook, fearing that he would be splashed with oil, so Ji Chen simply gave up and took the initiative to do the work of washing dishes after meals.

After eating together, the two went back to the study to read together.

It is still the book "Engineering Graphics".Ji Yu was able to finish a book in one afternoon because he had enough foundation and could understand it immediately after reading it. Song Jining didn’t understand "Engineering Graphics", so he read it very slowly, and he couldn’t read the whole book even if he swallowed it all in one afternoon. one third of the book.

The two put the chairs together, sat side by side, and read the same book together.Ji Chen asked: "Did Brother Song see it?"

Song Jining flipped through the pages, and said enthusiastically, "Here, the freehand drawing method." Before Ji Yu could speak, he had already thought about it: "A plane figure is composed of several straight line segments and curved line segments connected according to certain rules... Before drawing, the shape, size, mutual position and nature of each line segment should be clarified...it's so long-winded..." complained, because it was an important content, Song Jining continued to read.Just watching, he hugged Ji rafter and sat on his lap.

Ji Yu: "...Little Brother Song?"

"Don't move, let me lean on it." Song Jining held Ji Yu in his arms, and leaned his chin on the top of his head: "My neck is tired, so it will be more comfortable."

Well, if Brother Song thinks it will be more comfortable to read books like this.

Ji Yu obediently leans into Song Jining's arms.

Song Jining read the chapter while hugging Ji Yu, and then said to Ji Yu: "It doesn't feel difficult to read, Yuanyuan, why don't we try to draw engineering drawings?"

Of course there is no problem, so the two found out the drawing board, settable, T-square, compasses and other tools needed for drawing-because they often draw pictures, these are their necessary tools.However, this is the first time it is used to draw engineering drawings, and it was used to draw circuit diagrams before.

The drawing board is ready, the tools are ready, and pencils of BH, 2B, 2H and other types are also ready. When preparing to draw, Song Jining hugged Ji Yu on his lap again.

"...Little Brother Song?"

"You don't need to design anything, let's draw together." Song Jining leaned on Ji Yu's shoulder, stuffed the pencil into his hand, and then held his hand to draw together.

"..." Ji Yu felt a little weird, like a child learning to draw in the arms of an adult, even though they were drawing engineering drawings.

"Wrong." He was distracted, and accidentally made the line longer. Song Jining erased it and put the T-square back: "It's okay, Yuanyuan, come again."

"Okay." Ji Yu collected his mind and drew the first engineering drawing together with Song Jining according to the instructions in the book.

Although it is just a simple picture, Song Jining is still very satisfied with his learning ability: "Sure enough, just reading a book is not enough, you can understand it by drawing it yourself, Yuanyuan, what do you not understand?"

How can Ji Yu not understand, he is very familiar with engineering drawing, but in front of Brother Song, he can only pretend that he has just learned it: "No, I also understand."

After finishing speaking, Song Jining showed a gloomy expression.

"what happened?"

"nothing……"

Song Jining didn't want to say, he thought he had read the book all afternoon, and he must know more about "Engineering Graphics" than Ji Yu, and wanted to show off his IQ in front of him and teach him!Who knew that Ji Yu didn't need his teaching at all, and he could understand it from the middle.

The school officially started the next day, and Ji Jianguo bought them a bicycle because of the large campus of the University of Science and Technology.So when going to school, Song Jining drove Ji Yu to school by bicycle.

There are a lot of bikers at the school so there are several bike sheds.Song Jining rode to the parking shed closest to the teaching building, let Ji Yu get out of the car first, and he locked the car.

Beside him, a student who was also parking the car glanced at him, then looked at Ji Yu beside him, and said, "Student, are you still bringing your family to school?"

"what?"

The man pointed to Ji Yu: "Although the school allows auditors, it's not good to bring family members like this, it will affect the class order."

Ji Yu frowned, and seriously emphasized: "I'm sorry, my classmate, I'm a freshman at the University of Science and Technology, not a family member."

The man was a little surprised, but he still politely apologized to Ji Yu, and Ji Yu couldn't get angry anymore.

After entering the classroom, Ji Chen understood why he was so misunderstood.

Take Song Jining as an example. He went to school a little later, but he was basically considered a normal age group. He was already 20 years old when he was a freshman.Although the admission scores of polytechnic universities are not as high as those of the highest ones, they are still very high. It is not surprising that there are repeat students, and it is not surprising that there are repeat students for three or four years.

Therefore, about one-third of the people in the class seemed to be over 20 years old, nearly ten years older than Ji Rafter.

In later generations, a student who is admitted to university at the age of fourteen or fifteen can be called a genius boy, not to mention that now that the admission rate of the college entrance examination is extremely low, it is no wonder that he is regarded as a family member.

As soon as Ji Yu entered the classroom, he was immediately surrounded by classmates, all of whom looked at him strangely.

"I heard that there is a minor child in our class. I didn't expect it to be so young! What's the name of the child and how old is he?" someone asked.

"Ji rafter, 15 years old."

"It's so small, how does this head grow, and it was admitted to university at only 15." Someone beside him sighed.

"Yes, it would be great if my son grows up to be so smart." The other person nodded, pulled Ji Zhuan and asked, "How did you learn, Ji Zhuan? Tell us about your experience, and I will teach my son when I go back."

"Sorry, I'm ready for class." Song Jining hugged Ji Yu and led him out of the encirclement: "Everyone, go back to your seats!"

As soon as he finished speaking, the bell rang, so everyone stopped chatting and returned to their seats.The seats in the first few rows were already full. Ji Yu and Song Jining came a bit late, so they could only sit in the fifth row. After putting down their schoolbags, Ji Yu took the opportunity to observe the whole classroom and found that there were quite a lot of female students, there were more than a dozen of them. .When he was in college in his previous life, there were only 5 girls in his class.

The first class was "Situation and Policy Education". Shortly after the bell rang, an elegant man in his 30s walked in.He put down the book, wrote his name on the blackboard, turned around and said with a smile: "Hello, my name is Lin Binliang. I am the head teacher of your mechanical engineering major. I am also in charge of the course "Situation and Policy Education". I am 35 this year. Years old, not much older than you, so when you call me teacher, you can also treat me as a friend, and you can come to me at any time if you encounter any difficulties in study and life."

The next step was the usual roll call and self-introduction. The atmosphere in the class was warm and warm, and everyone had a good impression of the head teacher and other students.

After getting to know the students, it is natural to choose class cadres.Originally, as usual, the class cadres always choose the oldest student, who is old and mature, and is more suitable for managing and helping other students.But this year there are two special students in the mechanical engineering class. One is the top student in the provincial college entrance examination. The old professor in the school specially asked him to take care of him.Although the reason for the special recruitment is not clear, it is stated in the information that he was specially recruited for "outstanding contributions to the country", and he is also a special student.

Although Lin Binliang didn't flatter him, he didn't want to cause trouble for himself. Ever since he got the student registration materials, he had been considering who should be the class monitor and who should be the deputy class monitor among these two students who were suspected of having difficult backgrounds.Originally, he was worried that the two would have conflicts because of this, but after seeing them in person, Lin Binliang was relieved.

"Because I don't know everyone well enough, I can only choose a classmate to be the monitor for the time being to assist me in handling class affairs. After everyone gets familiar with it, I can choose another monitor. Don't worry, everyone has a chance!" So saying , Lin Binliang lowered his head and looked left and right on the student roster, as if hesitating: "I think I will choose one at random. The students who are selected cannot refuse. They must have the awareness to serve the students."

After finishing speaking, he called out the name that he had already determined in his heart: "Song Jining."

If you want to talk about the background alone, it is obvious that the specially recruited Song Jining is more special, and he is tall and handsome, dresses and speaks well, making people feel very stable and reliable.As for Ji Yu, even though he scored first in the class in the college entrance examination, he is too young in terms of age and stature. The point is that he looks soft, and it is good not to be bullied. Lin Binliang dare not let him manage other students.The oldest student in the class was 25 years old, ten years older than Ji Rafter!

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