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Unit 5 Basic Chemicals. Aims and Requirements 1. Mastering terminology of basic chemical induestry;...
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Transcript of Unit 5 Basic Chemicals. Aims and Requirements 1. Mastering terminology of basic chemical induestry;...
![Page 1: Unit 5 Basic Chemicals. Aims and Requirements 1. Mastering terminology of basic chemical induestry; 2.Understanding the feature of basic chemical induestry;](https://reader036.fdocuments.us/reader036/viewer/2022082816/56649f455503460f94c66b81/html5/thumbnails/1.jpg)
Unit 5 Basic Unit 5 Basic Chemicals Chemicals Unit 5 Basic Unit 5 Basic Chemicals Chemicals
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• Aims and Requirements 1. Mastering terminology of basic chemical indues
try;2.Understanding the feature of basic chemical induestr
y;3. Understanding the problem of basic chemical indues
try• Important and Difficult Teaching Points 1. Explanation of the specialized words and termi
nology; 2. Analyzing the structure of the complex sentenc
e; 3. Comprehending and translating the text.
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一、 Words and Expressions
1.dedicate 致力于E.g. : The engineer dedicates his life to f
inding a new way to produce the new chemical
2. commodity---accommodation 日用品,商品
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3.glamorous 动人的 attractive4. on one’s toes 随时准备着, ready5. emission-free 无排放, zero emission
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二、掌握英语的关键
• 思想→文章→段落→句子→词汇idea→article→paragraph→sentence→
word• 词汇是基础• 句子是根本• 段落是骨架
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三、 What is the basic chemicals industry ? please give some examples
• Characteristics: High volume sector, single product, continuous manner,automated by computer control.
• Examples: Sulphuric acid; phosphorus containing compounds; nitrogen-containing compounds; chlor-alkali; petrochemicals; commodity polymers.
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四、 Paragraph design• Topic (subject, main idea): Basic che
micals• Defination (paragraphs 1and 2)• Situation (paragraph 3)• Position and features (paragraph 4)• Task (paragraphs 5and 6)• Challenge (paragraphs 7,8 and 9)• Conclusions (paragraphs 10 and 11)
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五. Important sentence analysis
• 1.As a result, the plants used are dedicated to the single product, operate in a continuous manner and are highly automated, including computer control.
• 所以,所使用的装置只专用于一种单一的产品,以连续方式操作,并且高度地自动化,包括计算机控制。
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• 2.With the exception of the latter, they are key intermediates.
• 3.(and at the very least the profits come in unpredictable cycles of boom and bust).
• 至少其利润处在不能预料的忽而暴涨忽而暴跌的循环中。
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• 4.There is little leaway for any company to charge premium prices for its products.
• 每一个公司都没有多少余地去为其产品增加额外的价格
• 5.Less land is being farmed and less fertilizer (is being) used.
•
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• 6.The industry may well see increased consolidation as companies swap plants to achieve better economies of scale or better market position in specific products.
• companies swap plants 工厂变成公司• 随着工厂变成公司,这种工业内部会出现更多
的联合,以达到更佳经济规模或使某些产品具有更好的市场地位。
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• 7.This could leave an industry with far fewer players but with a better balance of supply and demand and (with) better profitability.
• 这会使工业留下少的多的操作者,但也达到了更好的供需平衡和更好的利润。
• 8.There is still much to do in the basic chemicals industry.
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Exercises1High-volume sector Low-volume sector
Production scale tens to hundreds of thousands tons per
year
tens to a few thousands tons per
year
Products / a plant single product multi-products
Operation manner continuous batch
Price or profit fairly cheap very profitable
Usage intermediates end-products
Challenges reduced demand, environment pollution
Products in the sector sulphuric acid, phosphorus-containing
compounds, nitrogen-containing co
mpounds, chlor-alkali,
petrochemicals, commodity polymers
agrochemicals, dyestuffs,
pharmaceuticals, speciality polymers