Английский Электротехника 4

Устный ответ по теме: Maintenance of Electrical Systems (Техническое обслуживание электротехнических систем / оборудования) (объем от 6 до 10 предложений)
1. I want to speak about maintenance of ....
2. Its function is to ....
3. The most common problems of ... are ....
4. It is necessary to carry out its routine maintenance ....
5. Routine maintenance include the next actions.
6. First, it is necessary to ... because ...
7. Second, it is important to .... because
8. Finally, we should .... because ...
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