1. The 2022 Beijing Winter Olympics curling competition was held at National Swimming Center . At that time, the "water ice conversion" will be realized, and the "water cube" will become a "ice cube", and the ice surface error within 50 m will not exceed 2mm. This is also the flattest ice surface in previous Olympics. Please analyze from the perspective of the nature of technology. The following statement is incorrect ( )
A. Water ice conversion allows the National Swimming Center to switch freely between "water function" and "ice function", reflecting the purpose of technology
B. This project does not directly freeze the pool into ice, but involves the system engineering of the entire venue, reflecting the complexity of technology
C. As long as it is the technology used at the Beijing Winter Olympics, it must be my country's patented technology
D. Water ice conversion needs to be coordinated from multiple aspects such as site structure, temperature regulation, humidity control, etc., reflecting the comprehensiveness of technology
2. The spread of the new crown epidemic has brought great inconvenience and threats to our lives and health, and has also given rise to the continuous research and development of vaccines. Please understand from a technical perspective. The correct statement is ( )
A. The "lockdown" and other measures issued by various parts of my country reflect the role of technology in protecting people
B. Vaccines can help us better resist the invasion of the new coronavirus and reflect the role of technology in liberating people
C. The deciphering of the internal structure of the new coronavirus is a technical activity
D. The research and development of vaccines requires animal testing, human prediction tests and multi-phase clinical trials of people, reflecting the practicality of technology
3. At 13:49 on May 8, 2020, the return capsule of my country's new generation manned spacecraft test ship successfully landed in the designated area of Dongfeng Landing Field , and the test was a complete success. This flight verified key technologies such as high-speed reentry and return heat prevention, control, group umbrella recovery, and partial reuse of the new generation of manned spacecraft. May I ask, this test method belongs to ( )
A. Preferred test method B. Simulated test method C. Virtual test method D. Strengthened test method
4. As shown in the figure, the famous painting "Ballet" by the 19th century French Impressionist painter Degas. We can try to observe and analyze it from a technical perspective. The following sizes have no direct impact on the relationship between man and machine ( )
A. The height of the presser foot handle B. The distance between the teacher and the dancer C. The height of the cane of the assistant teacher D. The height of the chair surface
5. As shown in the figure, it is an all-round cleaning machine. From the perspective of human-computer relationship in the design, the following statement is incorrect ( )
A. The handle is designed according to ergonomics, anti-slip and labor-saving, achieving the comfort target
B. 6-speed speed adjustment, random speed, easy operation, achieving the efficient target
C. Automatic power-off design, protecting the body system, and achieving the safety target
D. A variety of colors are available to meet psychological needs
6. As shown in the figure, it is an intelligent constant temperature coaster.The following incorrect design analysis and evaluation of the coaster is ( )
A. The intelligent temperature sensing system in the coaster can maintain a constant temperature of 55℃, which complies with the technical specifications and principles of the design
B. It meets different cup types and can directly heat boxed fresh milk, etc., which complies with the practical principles of the design
C. The heating film is used to quickly convert electrical energy into heat energy, reflecting the innovative principle of the design
D. Low-energy consumption design realizes the principle of sustainable development
7. Xiao Ming wants to design and create an flower pot rack for the class. The following is what he will do next: ① Use selected materials to make a flower pot rack; ② Optimize the plan and the prototype of the production; ③ Collect the size information of the flower pot; ④ Clarify the design requirements of the flower pot rack; ⑤ Select the production materials of the flower pot rack according to the function and environment analysis of the flower pot rack; ⑥ Technical tests on the finished flower pot rack; ⑦ Draw the design sketch of the flower pot rack; ⑧ Write the instruction manual for the flower pot rack. According to the general design process, the reasonable operation steps are ( )
A. ③④⑤⑦①⑥②⑧ B. ④③⑤⑦①⑥②⑧
C. ④③⑤①⑦⑥②⑧D. ④⑤③⑦①⑥②⑧
8. As shown in the figure, it is a folding electric bicycle. The following statement about the design analysis and evaluation of the car is incorrect ( )
A. Designed as a foldable structure, the factor of "things" is mainly considered
B. The use of electric power to assist mainly considers the "human"
factors
C. When the wheels are driven to rotate, they can generate electricity and charge the battery, which is in line with the innovative principles of design
D. It can not only be ridden, but also fixed to become a sports device, which conforms to the practical principles of design
9. With the widespread use of electronic products, the vision of adolescents is not optimistic, and many primary school students have begun to wear myopia glasses . As shown in the picture, there are myopia glasses. Which of the following is not the static size of a human ( )
A
The mirror width is 135mm B. The spacing between the nose bridge gaskets is 18mm C. The lens height is 40mm D. The temple length is 145mm
10. As shown in Figure a, the structure of component 1 is shown in Figure b. The correct design scheme for component 2 is ( )
picture a
picture b
A.
B.
B.
C.
D.
11. As shown in the axonometric diagram, the following corresponding three-view is ( )
A.
B.
B.
C.
D.
12. In the following analysis of the dimension annotation in the figure, the correct one is ( )
A. There is no error B. 2 missing marks C. 40 label error D. Hole depth 15cm
13. As shown in the technical drawings, there are ( )
A. 1 B. 2 C. 3 D. 4
14. The monitor is the core component of the TV, and it has gone through a series of development and innovation stages. Early CRT monitors had distorted and distorted images and were thick in shape. So the designers tried to design a monitor with high-definition image quality, ultra-large and thin. The designers' flat panel design has enabled the development and improvement of TV technology. The increasing maturity of technology has also made the types of TVs more colorful, and TVs such as LCD , plasma have appeared in front of the world.Combined with material analysis, the following statement about the relationship between technology and design is wrong ( )
A. Flattening design is an important driving force for the development of TV technology
B. Flattening design promotes the update of TV technology
C. Flattening design is a platform of TV technology. Without flattening design as the basis, TV technology will be difficult to achieve
D. TV technology
update provides broad development space for the diversified design of TV
15. With the continuous implementation of the garbage classification system
, the environmental awareness of our people has also been continuously enhanced. Xiao Ming found that the types of garbage produced in different places such as schools, communities, and stations have different focuses, while conventional sorting bins often have the same volume, so he planned to design a sorting and environmentally friendly bin that can adjust the volume horizontally. Please analyze, Xiao Ming’s way of discovering the problem is ( )
A. Observe daily life B. Collect and analyze information C. Technical research D. Technical test
2. Non-multiple-choice questions (This question has 4 questions in total, including 3 points in the 16th question, 3 points in the 17th question, 5 points in the 18th question, 9 points in the 19th question, 20 points in the total)
16. Please complete the three graph lines missing in the three views based on the axonometric figure
17. Please complete the three map lines missing in the three views
18. When Xiao Ming was in the general technical practice class, he found that it was very troublesome to run back and forth when the teacher distributed tools, so he planned to imitate the food delivery truck of aircraft, high-speed rail, etc. to design a tool delivery truck as shown in the figure to help the teacher facilitate distribution. According to the design of the tool transport truck , please complete the following tasks:
(1) The following requirements are put forward during the design, among which the main consideration is ______ (in A. The pusher height of the transport truck is adjustable; B. The transport truck is made of stainless steel; C. Select the appropriate option among the adjustable number of storage gears of the transport truck);
html); 4 (2) After clarifying the design requirements, Xiao Ming began to conceive a design plan. The first thing he needed to do was______ (in A. design analysis; B. plan presentation; C. select the appropriate option in collecting information);
(3) In order to prevent the body from shaking after use of the transport truck, Xiao Ming decided to install a stainless steel fixing piece at each of the bottom-level storage gear and the connection of the four columns (as shown in Figure a). The following design plan you think is the least effective is ( ) After the trolley was completed, Xiao Ming conducted a technical test. The test you think is unreasonable is ______ (promote it in the classroom after the storage is filled with tools; B. The empty truck is quickly promoted on the playground lawn; C. Promote the truck to choose the appropriate option in the continuous turning of the classroom);
(5) After Xiao Ming completes the truck, he applies for a patent. After submitting the application stage, the next stage should be ______ (in A. preliminary review stage; B. patent application publication stage; C. patent application substantive review stage; D. Select the appropriate option in the acceptance stage).
19. After Xiao Ming learned general technology, he made a stainless steel version of orange slab model. After finishing, he plans to add height adjustable function to the columns of the orange model. It is known that the column is made of Φ30 round steel pipe with a length of 30 cm, and the thickness of the pipe wall is 2mm. Please help Xiao Ming design the height adjustment part. The design requirements are as follows:
① Can adjust and fix the height within the range 40-60cm;
②Simple structure and convenient operation;
③The device has certain strength and stability;
④Select the material by yourself.
Please complete the following tasks according to the description and design requirements:
(1) Draw a design sketch, and if necessary, you can use text description ______;
(2) Mark the main dimensions on the design sketch;
(3) When designing this functional device, the one that does not belong to the limiting factor of the design is ______ (in A. The material of the tangerine column; B. The size of the tangerine column; C. Select the appropriate option among the length of the crossbar);
(4) Many of the tangerine stainless steel material used by Xiao Ming to make the tangerine are the scraps left after the decoration of his home, which conforms to the ____ principle of the design. (Select the appropriate option in A. The principle of aesthetics; B. The principle of sustainable development; C. Practical principles);
(5) In ancient times, tangerine was a water draw device, but in modern society, tangerine was replaced by water pumps and other waters and disappeared in the long river of history. Based on this analysis, the following statement is incorrect: _____ (In A. The replacement of tangerines by water pumps enriches the connotation of social culture; B. The development of technology has changed the way of social production; C. The emergence of new technologies has promoted the continuous development of society to choose appropriate options).
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