Tham khảo tài liệu 'mit guide to science and engineering communication 2ed - j paradis (mit 2002) episode 11', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Oral Presentations 241 Desalination of Salt Water Using Wind Energy Fresh drinking water is an endangered resource. . consumption 360 billion gallons day Severe depletion of aquifers o Wind energy can be used to desalinate salt water. Important sources of salt water Desalination can utilize off-peak electricity. vf Technology can be applied at numerous . and international sites. b Figure continued 242 Oral Presentations the time we re finished here today I want to convince you . Your talk can then recall frames fill them in link them together and in some cases change them or even create new ones. Your Audience and Environment To develop an effective presentation you need to combine what you know about how people learn from listening with what you know about your particular audience. Who are they How many of them will you face Why have they come to hear your talk What do they already know about your subject You also need to consider the physical and social environment in which you will speak. What kind of room What time of day What has the audience been doing before your talk What will participants do afterward Are you the only speaker or are you competing for time and attention as member of a panel The answers to these questions will not always be what you might wish but you will not be able to keep secrets from your audience. The room may be dark airless and poorly soundproofed. The time for your talk may be Sunday morning at 8 30 . on the last day of a four-day meeting. Audiences respond positively to speakers who acknowledge mutual concerns and often with hostility to speakers who do not. If you carry on as though nothing is wrong while your talk is nearly drowned out by the noise from rooms on either side audience members may well wonder if you care about what is happening to them. In a case like this you might indicate that you like them find this setting unacceptable and that you hope to have informal conversations on your subject with members .
