1.
' , . .
B
1) a storage a) electric motor
2) the opposite b) wheel
3)direct-current c) chamber
4) the rear d) direction
5) the pump e) battery
³:
1) a storage battery -
2) the opposite direction -
3) direct-current electric motor -
4) the rear wheel
5) the pump chamber
2.
, . .
1)The flywheel is a heavy wheel . a) which are ellectrically insulated
from each other.
2)The spark plug consists of two wire elecrodes... b) takes place.
3) The piston completes a stroke c) is called bottom dead center.
4) Rapid combustion d) fastened firmly to the crankshaft.
³:
1)The flywheel is a heavy wheel fastened firmly to the crankshaft.- .
2) The spark plug consists of two wire elecrodes which are ellectrically insulated from each other.
.
3) The piston completes a stroke is called bottom dead center. .
Rapid combustion takes place. .
3.
, .
1)Gasoline is a quit volatile, that is, it evaporates or vaporizes at a low temperature.
2) The compression in a diesel engine is not limited by the possibility of pre-ignition because a diesel engine compresses air only.
³:
1) , , . -
is Present Indefinite,Active.
2) , .
is not limited - Present Indefinite,Passive.
4.
, : Participle 1, Participle 2, Gerund.
1)While reading this chapter, you will pick up the meaning of some words and phrases that are often used internal combustion engine, 'compression,two-cycle, four- cycle.
2)The process of squizzing the air in the cylinder, before the fuel is burned,is fundemental not only to diesel engines, but also to gasoline engines.
3)The clutch consists of a double- faced friction disk about a foot in diameter.
³:
1) , . ,, -,-.
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