Đang chuẩn bị liên kết để tải về tài liệu:
Hazardous Chemicals Handbook Second edition Phillip CarsonPhD

Applications of mechanical engineering are found in the records of many ancient and medieval societies throughout the globe. In ancient Greece, the works of Archimedes (287 BC–212 BC) deeply influenced mechanics in the Western tradition and Heron of Alexandria (c. 10–70 AD) created the first steam engine.[2] In China, Zhang Heng (78–139 AD) improved a water clock and invented a seismometer, and Ma Jun (200–265 AD) invented a chariot with differential gears. The medieval Chinese horologist and engineer Su Song (1020–1101 AD) incorporated an escapement mechanism into his astronomical clock tower two centuries before any escapement can be found in. | Hazardous Chemicals Handbook Hazardous Chemicals Handbook Second edition Phillip Carson PhD MSc AMCT CChem FRSC FIOSH Head of Science Support Services Unilever Research Laboratory Port Sunlight UK Clive Mumford BSc PhD DSc CEng MIChemE Consultant Chemical Engineer FQu TTERWORTH g EINEM ANN Oxford Amsterdam Boston London New York Paris San Diego San Francisco Singapore Sydney .