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1、Unit 14 Solid Waste Disposal1.1 New words:1hazardous waste: 有害废物4. handling characteristics: 使用特性2. prior to: 在之前；posterior to5. inoffensive: 无害的，没有恶意的；offensive3. render: 使变得6. inherent: 固有的，内在的1.2 Question: What does this paragraph tell us? How many advantages of waste treatment and processing acc
2、ording to the passage?2.1 New words: 1. furnace: 炉子3. particulate: （名、形）粒子particle2. incinerate: 焚烧4. maintenance: 维护2.2 Question: 1) What does the incineration mean?2) What does the paragraph 2 tell us?3-4-5.1 New words:1. overweight: 在重量上超过，胜过6. MSW: municipal solid waste2. refuse: 垃圾；garbage, rub
3、bish, trash, waste dust7. perspective: 观点，前景3. haul: 拖，拉8. auxiliary: 辅助的，补充的4.feasible: 容易的9. plain: 简单的，平的5. recover: 回收；recoverable: 3-4-5.2 Questions:1) Why incineration is a good choice for solid waste disposal in densely populated cities?2) What are the advantages and the disadvantages of inci
4、neration with heat recovery? Why both incinerations with and without heat recovery are more attractive?6.1 New words:1. thermal-chemical conversion: 热化学转化4. conventional: 传统的，惯例的2. pyrolysis: 热解作用；pyro- 火，热，焦pyrolith: 火成岩；pyroelectricity: 热电现象5. endothermic: 吸热的；exothermic:3.destructive distillation
5、: 分解蒸馏6. oxidation: 氧化作用； deoxidation, reduction: 还原作用6.2 Question: What is the difference between the pyrolysis and incineration according to the para.6?7.1 New words:bustion: 燃烧3 By-product: 2. burner: 燃烧炉，烧火的人，燃烧物4. Self-sustaining: 自我维持的7.2 Question:What are the conditions of pyrolysis? Do you t
6、hink the pyrolysis is a process of combustion? Why?8.1 New words:1. convert: 转化4. methanol: 甲醇；ethanol，ethane2. substantially: 实际上，大大地5.charcoal: 木炭ponent: 成分；composition 8.2 Please describe the advantages of pyrolysis. 9.1 New words: vary:变化；pose: 造成，提出9.2 Why the pyrolysis is an effective solid wa
7、ste management method?Homework: Answering the following questions according to the part B of Unit 12.1. Why the levels of hospitalization for respiratory and cardiac problems increased?2. What gap did Dr Thomas Frischer want to overcome?3. What sites were excluded by the researchers for their study?
8、4. When was the childs respiratory function examined for Frischer study?5. When was the level of particles higher? What about ozone?6. What are the two key parameters used to measure lung function growth in children?7. What should the government do based on the results of Dr. Thomas Frischers experi
9、ment?1. Why the levels of hospitalization for respiratory and cardiac problems increased?Because of the are pollution, particularly, the solid particles emitted by diesel engines and domestic heating.2. What gap did Dr Thomas Frischer want to overcome?The impact of such pollution on childrens lung g
10、rowth and thus, indirectly on their future lung function.3. What sites were excluded by the researchers for their study?Industrial sites and those next to very busy roads were excluded, as were those for which the data on solid particle levels were lacking.4. When was the childs respiratory function
11、 examined for Frischer study?In spring and early autumn.5. When were the levels of particles higher?In winter.6. What are the two key parameters used to measure lung function growth in children?Peak expiratory flow (PEF) and mid expiratory flow (MEF)7. What should the government do based on the resu
12、lts of Dr. Thomas Frischers experiment?To take more interest in the chronic as well as the short term effects of are pollution. And regulations need to be developed specifically to limit solid particle exposure.Unit 15 Biological Treatment System1.1 New words:1. rely on : 依靠9. process: 加工，处理2. cultu
13、re: 文化，培养（物）10. aerator: 曝气器3. colloidal : 胶体的；dissolved ？11. initially: 起初4. chamber: 容器，室12. final clarifier: 最后沉淀池5. aerobic: 需氧的；anaerobic：厌养的 13. flocculate: （n.v.）絮凝（体） ；floc6. inoculum: (细菌)培养液, 接种体14. mature: 成熟，完成7. protozoa: 原生动物15. anaerobe: 厌氧细菌，厌氧微生物8. retain: 保留，维持16. hasten: 促进，急忙补遗：1
14、73 页到第 9 行：The slime layer on the surface of the media in a trickling filter is formed when waste water is spread to the filtering bed. 1.2 Questions: 1) Where are the desirable biological cultures from for treating the pollutants?2) How to start up an anaerobic digester quickly?3) What is the main
15、idea of this paragraph?2.1 New words:1.toxin: 毒素4. Mesophilic: 中温的， （细菌）嗜温的；meso-中等的，thermophilic: 嗜热的2.photosynthetic: 光合的。Photosynthesis5. aeration: 通风，曝气3. optimum: 最适宜的（条件）2.2 What is the main idea of this paragraph?3.1 New words:1. phosphorus: 磷4. supplemental: = supplementary 补充的 2. exhibit: 显
16、示，表现5. anhydrous: 无水的3. deficient: 不足的；sufficient ?3.2 Question:1) If the waste water doesnt contain sufficient nutrient, what should be done?2) What is the main idea of this paragraph?4.1 New words:1. metabolize: （使）发生代谢变化4. consequently: 因此2. respiration: 呼吸作用 5. seal: 密封3.satisfactory: 满意的6.floating: 移动的，不固定的4. criterion: 标准；criteria(复数)4.2 Question: 1)Why the digesters of anaerobic system must be sealed with covers2) What is the main idea of this paragraph?5.1 New w
