An Encyclopedia of the History of Technology part 24 ppsx
The grammar of the english verb phrase part 24 ppsx
... that is T- anterior to another orientation time is located to the left of the latter; a situa- tion time that is T-posterior to another orientation time is located to the right of the latter. ... starting point. (In the example above, the situation time of the buying is located by starting at the time of saying and locating the buying anterior to it.) In the same w...
Ngày tải lên: 01/07/2014, 23:20
An Encyclopedia of the History of Technology part 108 pptx
... Diversarum Artium (Theophilus) 196 Schelde-Rhine Canal 492 Schneider Trophy 630 schooners 524, 526 Schuylkill and Susquehanna Canal 511 science, distinct from technology 2–4 Scotch turbine 243 screen ... 20, 245 –60 see also sailing ships; windmills wind turbines 259 windlass, horse-powered 264 Windmill by a River (van Goyen) 248 windmills 20, 245 –6, 259 glossary of terms 269–70 sa...
Ngày tải lên: 04/07/2014, 01:20
An Encyclopedia of the History of Technology part 1 potx
... Devices and Mechanisms 1 Ian McNeil The place of technology in history 1 Science and technology 2 The archaeological ages 4 The seven technological ages of man 5 The first age: man, the hunter, ... fire 5 The second age: the farmer, the smith and the wheel 11 The third age: the first machine age 22 The fourth age: intimations of automation 27 The fifth ag...
Ngày tải lên: 04/07/2014, 01:20
An Encyclopedia of the History of Technology part 2 doc
... how they fought their wars and which side won, was largely dependent on the state of their technology and that of their enemy. Their motivation was more often than not economic, and economic history ... history and the history of technology can surely be considered as twin hand-maidens, the one almost totally dependent on the other. So far as social history is concer...
Ngày tải lên: 04/07/2014, 01:20
An Encyclopedia of the History of Technology part 3 docx
... practice, and this is the first step in the process of moving forward to a new solution. Thus the history of technology and the history of invention are very much the same. Why study the history of technology? ... who studied, rather than the rise and fall of civilizations, the rise and fall of technologies the technologies of hunting and weapon-making,...
Ngày tải lên: 04/07/2014, 01:20
An Encyclopedia of the History of Technology part 4 pps
... numbers of slaves, there was a demand for such mechanization as was available and the successors of the Romans continued to build water mills. At the time of the Domesday survey there was an estimated ... of his mount to the weapon in his hand, be it sword, axe or lance. Some idea of the state of manufactures in the sixth and seventh centuries is given by artefacts...
Ngày tải lên: 04/07/2014, 01:20
An Encyclopedia of the History of Technology part 5 docx
... for measuring the bores of cannon and the diameter of cannon balls. The crank An important development in the Middle Ages was that of mechanisms for the interconversion of rotary and reciprocating ... weight. All the gears were of brass. Galileo’s observations of the swinging altar lamp in the cathedral of Pisa marked the start of the use of the pendu...
Ngày tải lên: 04/07/2014, 01:20
An Encyclopedia of the History of Technology part 6 docx
... in the materials used in buildings. They caused the decline of many towns and villages which were not served by the railway lines. They speeded up the mails and greatly accelerated the spread of ... spread of news by the rapid distribution of the daily papers. They popularized seaside and other holiday resorts and improved communications by their use of the telegraph...
Ngày tải lên: 04/07/2014, 01:20
An Encyclopedia of the History of Technology part 7 pdf
... after the arrival of the Spanish invaders by the North American Indian: Giovanni Verazzano, who visited the Atlantic Coast in 1 524, commented upon the vast quantities of copper owned by the Indians, ... ridiculous and to many others a threat to the dignity of themselves as members of the human race or worse, a threat to the very existence of humanity as the only...
Ngày tải lên: 04/07/2014, 01:20
An Encyclopedia of the History of Technology part 8 ppt
... Tepe Giyan, in the Persian highlands, during the 4th millennium, and subsequently moved southwards to Sumeria and the Persian Gulf, and westwards to the Mediterranean seaboard, during the third ... the fourth millennium BC and were found in the 1930s at the site of Tepe Giyan, near Nahavand in Western Iran. This mountainous region, situated midway between the Persian Gulf...
Ngày tải lên: 04/07/2014, 01:20