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1、Chapter 6Science and Technology A brief introduction of Chinese Science and Technology Ancient Science and TechnologyChinese Science and technology Modern Scientific and Technological AchievementsAncient Science and Technology The Four Major Inventions Compass Papermaking Gunpowder Printing Traditio
2、nal Chinese Medicine (TCM) Other Impressive Ancient InventionsModern Science and Technological Achievements Atomic energy Nuclear and hydrogen bombs Oil production Synthetic crystalline bovine insulin First man-made satellite Scientific research on the Pacific Ocean Breakthrough in Goldbachs Conject
3、ure Reach on PNA semi-molecule Five-stroke code computer input method Great Wall scientific inspection station at the South Pole Nuclear power stations in China Research, development and application of super-conductivity Positive and negative electron collider 2.16 metre optical celestial telescope
4、Yuan Longping and hybrid rice Shenzhou V and Shenzhou VIThe four Major Inventions compassCompassThe compass vehicleCompass Early in the Warring States period, while mining ores and melting copper and iron, Chinese people chanced upon a natural magnetite that attracted iron and pointed fixedly north.
5、 Referred to as a South-pointer, the spoon or ladle (长柄杓子) shaped compass is made of magnetic lodestone (天然磁石), and the plate is bronze. The circular center represents Heaven, and the square plate represents Earth. The compass vehicleUsages of the compass voyages Vasco da Gama voyage to India Christ
6、opher Columbus discover America Ferdinand Magellan voyage round the world Zhenghe voyages to the “western ocean”voyages to the “western ocean”The four Major Inventions Papermaking The usages of paper What people used before paper was invented Shang dynasty-bones, tortoise shells and bronze wares Lat
7、er -silk, bamboo and wood Disadvantages of the bamboo slips and silk Discussion: What if we dont have paper?Cai Lun Paper Time: Eastern Han Dynasty Inventor: Cai Lun Job: court official Materials: bark, hemp (麻头), rags, fishnet, wheat stalks and other materials Ways to make paper: 1.the materials we
8、re soaked.2.cut into pieces,.3.boiled with plant ash.4.washed.5.grounded with a pestle in a mortar (杵和臼). 6.the mixture was then poured evenly on a flat surface to dry, or baked to become paper. Advantages of Cai Lun Paper: Effect:Traditional festival-Tomb sweeping day Traditional customs in Tomb sw
9、eeping day: Fire paper set off firecrackers A story about why people fire paper for the dead peopleThe four Major Inventions Gunpowder Time: Tang Dynasty Inventor: Sun Simiao Job: pharmacologist(药剂师) Usages of gunpowder in military application: Tang Dynasty: Explosive bombs, and catapults（石弩） Song,
10、Yuan and Ming dynasties: Flying Fire-Arrows（发机飞火）, Bronze Cannons（火铳）, and Two-Stage Rockets（火龙出水） Studied by other countries: Yuan Dynasty Effect: The four Major Inventions Printing block printing Printing movable type printing Time of block printing invented: between the Sui and Tang dynasties Pro
11、cess of block printing: 1.cut the wood into blocks. 2.then characters were engraved in relief (凸起) on the blocks.3.Ink was brushed on the engraved block.4. a white sheet of paper was spread across it.5.then brushed with a clean brush on its back leaving an image when the paper was removed.()/ The wo
12、rlds oldest surviving book printed on paper is Vajra Sutra (金刚经). It is the earliest woodcut illustration in a printed book.Disadvantages of block printing: 1. 2. 3.Movable type printing Time: Song Dynasty Inventor: Bi Sheng Job: printing carver Process of movable type printing: 1.involved engraving
13、 single words into pieces of clay. 2.firing them until hardened and using them as permanent type. 3.The type was then set into printing plates. Advantages of movable type printing:1. 2. 3. Different materials: wood, tin, copper and lead blocks Chapter 6Science and Technology1. Traditional Chinese Me
14、dicine (TCM)2. Other Impressive Ancient Inventions Discussion : whats the difference between TCM and Western medicine? Means of diagnosis (n.诊断) ,treatment and its composition of drugs and prescriptions (n.处方药，治疗方法).Traditional medicine is based on the premise（前提）that the cause of sickness is an imb
15、alance and blockage（阻塞、堵塞） of the flow of qi. Acupuncture(针灸) Herbal（草药） Massage（按摩） Diets Corrective breathing exercises: Taiji or qigong pills (丸)，powder(散)，extracts (膏)，pellets(丹)刮痧，推拿，针灸，拔罐Four diagnostic methods: Listen (望) Smelling （闻） Inquiring and observing（问） Feeling the pulse（切）The most fa
16、mous medical experts in ancient China Bian Que Hua Tuo : Mafeisan and “The Five-Animal Exercise”（五 禽戏） Zhang Zhongjing：On Disease (伤寒杂病论) Li Shizhen ： Compendium of Meteria Medica（本草纲目） Fireworks Abacus Silk Porcelain Seismograph Anaesthetic Weiqi Modern Major Scientific and Technological Achievemen
17、tsIntroduction Since 1949, science and technology in China has continued to develop rapidly, particularly in the last 20 years. Contents Atomic energy（原子能） Nuclear and hydrogen bombs （核弹氢弹爆炸） Oil production （油田生产） Synthetic crystalline bovine insulin（合成结晶牛胰岛素） First man-made satellite （第一颗人造卫星） Brea
18、kthrough in Goldbachs Conjecture(哥德巴赫猜想) Research on RNA semi-molecule(核糖核酸半分子) Five-stroke code computer input method(五笔字型汉字输入法) Great Wall scientific inspection station at the South Pole(南极长城科学观察站) Nuclear power stations in China（中国的核电站） Research, development and application of super-conductivity(
19、超导体) Positive and negative electron collider(正负电子对撞机) 2.16 metre optical celestial telescope (光学天文望远镜) Yuan Longping and hybrid rice（杂交水稻） Shenzhou V(神舟五号)and Shenzhou VI(神舟六号)Nuclear bomb（原子（原子弹爆炸）弹爆炸）Hydrogen bomb（氢弹爆（氢弹爆炸）炸） Oil production （油田生产） Daqing Oil Field (大庆油田)Synthetic crystalline bovin
20、e insulin（合成结晶牛胰岛素）First man-made satellite （第一颗人造卫星）No.1Dongfanghong 东方红一号Breakthrough in Goldbachs Conjecture(哥德巴赫猜想)Chen Jingrun 陈景润 He proved that any sufficient even number could be the product of a prime numbers plus at most two other prime numbers (abbreviated as 1+2). “任一充分大的偶数都可以表示成二个素数的和，或
21、是一个素数和一个半素数(两个素数的乘积所得的自然数)的和”。 4=2+2，63+3,85+3, 10=7+3,12=7+5,14=11+3, Nucleotide 核苷酸 Five-stroke code computer input methodChinese Scientific Survey Stations Zhongshan Station January 26,1989 KunLun Station October 16,2008 Arctic Yellow River Station July28,2004 Great Wall Station February 20,1985
22、Nuclear power stations in China （中国的核电站） Magnetic suspension train（磁悬浮列车）Positive and negative electron collider (正负电子对撞机) Optical Celestial Telescope (光学天文望远镜)Yuan Longping and Hybrid Rice （杂交水稻） Yuan Longpings (袁隆平) pioneering work in hybrid rice breeding and production techniques has revolutioniz
23、ed rice cultivation in China.Shenzhou V (神州五号) October 17, 2003, after a landmark 14 orbit, 21-hour and 23-minute expedition, Yang Liwei returned to the Earth. Shenzhou VI (神州六号) On Oct, 17, 2005, the re-entry capsule of Chinas Shenzhou-VI spacecraft, carrying astronauts Fei Junlong and Nie Haisheng
24、 after a five-day space expedition landed safely. 神舟八号与天宫一号对接 The Shenzhou 8 spacecraft was automatically docked with the Tiangong 1 space module (launched on 29 September 2011) on November 3 and again on November 14, 2011.This unmanned dockingChinas firstwas followed in 2012 with the manned Shenzho
25、u 9 mission, which performed a manned docking (also Chinas first) with the Tiangong 1 module.Only the Soviet Union (Russia), Japan and the European Space Agency had achieved automatic rendezvous and docking prior to Chinas accomplishment.Shenzhou 10 Shenzhou 10 is a planned manned spaceflight of Chi
26、nas Shenzhou program that is scheduled for launch in June 2013.According to Niu Hongguang, the deputy commander-in-chief of the manned space programme, the backup launch windows will be in July or August 2013.This conventional Shenzhou will carry a crew of three astronauts, including one female astronaut. During the mission, the Shenzhou spacecraft will dock with the Tiangong 1 docking target. Discussion1.Who has breakthrough in Goldbachs Conjecture?2.If you have a chance to clone a person ,who do you want to clone?3.Do you know the usage of the nuclear power? For examplehttp:/