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Example 4.1 (Operating context for a washing machine)
ОглавлениеConsider a domestic washing machine. The user manual of the washing machine may, for example, specify intervals for the voltage and frequency of the power supply, the pressure and temperature of the water supply, the type and weight of laundry (e.g. clothes, carpets) put into the machine, the temperature in the room where the machine is located, and the surface on which the machine is placed. 2