devices, their transmission media were completely different. the ancient greek system transmitted its semaphoric information to the receiver visually, which limited its use to line-of-sight distances in good visibility weather conditions only. the th-century british system used water-filled pipes to...
considered 'noise' in the context of interpersonal communication. in other words, any distortions or inconsistencies that occur during an attempt to communicate can be seen as noise. our page: barriers to effective communication explains this in more detail. feedback feedback consists of messages the receiver...
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for installations delivering maximum efficiency and optimum performance. we have the utilities to achieve and exceed even the most demanding of efficiency and reliability targets. you are here: home diaphragm valve categories accessories ball valves boiler mounting butterfly valves check valves control...