- •Basic technical english
- •Introduction 3
- •Introduction
- •Introduction
- •Introduction
- •Introduction
- •Listening
- •1 Presentation
- •2 Controlled Practice
- •3 Transfer
- •4 Word Check
- •Introduction
- •1 Listening
- •2 Presentation
- •3 Controlled Practice
- •4 Transfer
- •5 Word Check
- •Introduction
- •Listening ------------------------------------------------------------------------------
- •2 Presentation
- •3 Controlled Practice
- •4 Transfer
- •5 Word Check
- •Introduction
- •1 Listening
- •2 Presentation
- •3 Controlled Practice
- •4 Transfer
- •5 Word Check
- •Introduction
- •1 Presentation
- •Controlled Practice
- •Transfer
- •4 Word Check
- •Introduction
- •1 Listening
- •2 Presentation
- •3 Controlled Practice
- •4 Transfer
- •5 Word Check
- •Introduction
- •1 Listening -----------------------------------------------------------------------------------
- •2 Presentation
- •3 Controlled Practice
- •4 Transfer
- •Introduction
- •1 Listening
- •2 Presentation
- •3 Controlled Practice
- •4 Transfer
- •5 Word Check
- •Introduction
- •1 Listening
- •2 Presentation
- •3 Controlled Practice
- •4 Transfer
- •5 Word Check
- •Introduction
- •1 Listening
- •2 Presentation
- •3 Controlled Practice
- •4 Transfer
- •5 Word Check
- •Introduction
- •1 Listening
- •2 Presentation
- •3 Controlled Practice
- •4 Transfer
- •5 Word Check
- •Introduction
- •1 Listening
- •2 Presentation
- •3 Controlled Practice
- •4 Transfer
- •5 Word Check
- •Introduction
- •1 Listening
- •2 Presentation
- •3 Controlled Practice
- •4 Transfer
- •5 Word Check
- •Introduction
- •1 Listening
- •2 Presentation
- •3 Controlled Practice
- •4 Transfer
- •5 Word Check
- •Introduction
- •1 Listening
- •2 Presentation
- •3 Controlled Practice
- •4 Transfer
- •5 Word Check
- •Introduction
2 Presentation
In his talk, the engineer compared QUANTITY and AMOUNT:
QUANTITY
With conventional cable, you need many more ducts
With conventional cable, you can transmit far fewer telephone calls
AMOUNT
Optical fibres can carry much more information
Optical fibres take up much less space
Summary
With nouns you can count (QUANTITY) e.g. tables, cables, etc.
Strengthener Adjective Noun
Many more cables
Far fewer repeaters
With nouns you cannot count (AMOUNT) e.g. time, space, etc.
Strengthener Adjective Noun
Much more space
far less time
3 Controlled Practice
A. Classify the following nouns as either COUNTABLE (C) or UNCOUNTABLE (U)
1. telephone call 5. duct 9. crosstalk
2. repeater 6. money 10. space
3. information 7. security 11. capacity
4. data 8. interference 12. equipment
B. Complete these sentences
1. Optical fibres carry________ ________information than conventional cables.
2. ________ ________telephone calls can be transmitted using optical fibre.
3. ________ ________data can be transmitted using conventional cable.
4. You hear_________________crosstalk when using optical fibre.
5. There is________ ________interference on copper cables.
6. Optical fibres occupy_________________space.
7. You need_________________ducts or cable pipes with optical fibre.
8. Conventional cable has________ ________capacity than optical fibre.
9. Conventional cable will cost________ ________to produce in the future than
optical fibre.
10. You need________ ________equipment, such as repeaters, on a copper cable
line.
4 Transfer
Draw up a list of the advantages of electronic components over electromechanical components (e.g. the microchip versus the relay). Then present and explain the advantages.
5 Word Check
capacity - how much something can hold e.g. the capacity of the truck is 200 cases.
materia] cost — cost of the raw material (e.g. glass) ducts /pipes — channels for carrying cables
to amplify - to increase the strength of the signal
signal loss - decrease in the strength of a signal
repeater booster — type of amplifier
interference — a disturbance to the signal caused by unwanted signals
crosstalk - a type of interference - sounds of another telephone call on the line
electrical isolation - outside electrical signals cannot interfere with the signal
security — the information/data cannot be changed, accessed by other users
to corrupt (data) - to change or delete data
GRAMMAR PRACTICE
Give the plural form of the following nouns.
Toe, city, hero, piano, calf, cliff, proof, chief, stitch, bath, belief, life, shelf, berry, valley, roof, pen, window, wall, week, clock, ship, library, watch, dress, country, glass, day, party, play, bus, leaf, life, colony, fox, half, mass, eye, language, place, key, thief, ray, bush, mouth, journey:
Foot, boot, ox, fox, man, woman, month, mouse, child, ship, goose, deer, cheese, sheep:
Crisis, phenomenon, datum, nucleus, basis, apparatus, criterion, series, analysis, formula:
Room-mate, fellow-worker, court-martial, man-of-war, boy-messenger, onlooker, passer-by, sister-in-law, fisherman, schoolgirl, text-book, pocket-knife, statesman, editor-in-chief.
Translate into English.
1. Эта лестница ведет к морю. 2. Он дал мне хороший совет. 3. Эти деньги не мои. 4. Ваших знаний недостаточно, чтобы сдать экзамен. 5. Эти новости уже всем известны.
1. Я купил эти часы в Лондоне. Они очень хорошие. 2. Ваши часы спешат. 3. Я не мог войти в сад, так как ворота были закрыты. 4. Сани стоят у ворот. 5. Экспорт этого товара значительно увеличился.
1. Какие из этих овец будут посланы на выставку? 2. Этот товар прибыл на прошлой неделе. 3. Его одежда совсем новая. 4. там было очень мало людей. 5. Фрукты в нашем саду уже созрели.
1. В аквариуме пять рыбок. Одна рыбка золотая. 2. Эти новости очень интересные. 3. Ваши деньги на столе. 4. Ваши советы мне очень помогли. 5. Витрина привлекала внимание всех прохожих.
unit 4.Shape Memory Alloys
(cause and effect)