Вопрос № 912162 - Английский язык

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Engineering is a very practical activity. It is the process of applying the latest achievements of science and technology into practice.
There are a lot of branches in engineering. Mechanical engineers are experts in the design and manufacture of tools and machines. Mechanical engineering has marine, automobile, aeronautical, heating and ventilating branches.
Electrical engineering deals with producing and applying electricity in various fields of national economy. It has the following branches: electrical installation, electrical generation, lighting, etc.
Components and equipment for computing and communicating are the products of electronic engineering. Civil engineering deals with constructing bridges, roads and airports.

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Engineering is a very practical activity. It is the process of applying the latest achievements of science and technology into practice.
There are a lot of branches in engineering. Mechanical engineers are experts in the design and manufacture of tools and machines. Mechanical engineering has marine, automobile, aeronautical, heating and ventilating branches.

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Bikes, planes and cars have wheels and tyres. Locomotives have wheels; they do not have tyres. Bikes have two wheels and two tyres. Planes have wings. Bikes, locomotives and cars do not have wings. Locomotives, cars and planes have engines. Bikes do not have engines.
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Cars do not have …

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Heat causes liquids to expand. This effect is used in the thermostat in Fig. 21.2. An increase in air temperature causes the liquid to expand in the heat sensor. This expansion causes the valve to close and consequently the flow of hot water is reduced.
After a time, the temperature will go down and consequently the liquid will cool and contract. The spring load will now be greater than the liquid pressure and consequently the valve will open. Once again, the hot water flow is increased.
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Heat causes liquids to …

Заполните пропуски в инструкции следующими словами:
1. Turn the gear wheel anticlockwise to raise the 1_______.
2. Press the top button to 2_______ the motor.
3. Pull the handle down to cut the 3_______ bar.
4. Turn the bolt 4_______ to tighten it.

Заполните пропуски в инструкции следующими словами:
1. Turn the jack handle 1_______ to lower the car.
2. Press the largest pedal to stop the 2_______.
3. Push the bar down to raise the 3_______.
4. Turn the handle clockwise to 4_______ the vice jaws.