Test 3 по Английскому

Вопрос 1

The burnt    expand pushing the piston down during the power stroke. 

Вопрос 2

The disadvantages of diesel engines, in comparison to the petrol engines, are greater starting difficulties, higher initial     , higher weight-to-horsepower ratio, and probably higher maintenance cost.

Вопрос 3

The petrol engine uses   for its running.

Вопрос 4

In the diesel engine, only    is sucked into the cylinder during the suction stroke and compressed to high pressure.

Вопрос 5

Petrol or gasoline is a    , made up of hydrogen and carbon compounds.

Вопрос 6

The engines are classified into    categories.

Вопрос 7

Diesel oil is light, with low viscosity and high   number.