When an external hard-wired HOA switch is used to provide override control of a system element, indication of the. override action in the primary control system is frequently necessary to alert operators and to facilitate back-up. control strategies of dependent equipment.
Metaphors Shape Our Understanding of Reality. Metaphors and analogies are used constantly to help us make sense of the world we live in. In fact, they shape our understanding of the world and subsequently our mental model of reality. Moreover, they assist us with making more effective decisions and choices about the events and circumstances of our lives.
A metaphor is a device in writing that confers a similarity of meaning to one word or phrase with another, such as his stormy mood darkened everyone's good time . A simile is a subset of the metaphor concept but is quite obvious about it using like or as in the comparison: life is like a box of chocolates.