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Payload

LESSON 4 | СЛОВА И СЛОВОСОЧЕТАНИЯ ДЛЯ ЗАПОМИНАНИЯ | LESSON 5 | LESSON 6 | REVISION OF LESSONS 4-6 | LESSON 7 | LESSON 8 | LESSON 9 | СЛОВООБРАЗОВАНИЕ | REVISION OF LESSONS 7-9 |


a. passengers and cargo, but not fuel

b. bomb in a missile

c. crew and instruments of a spaceship item

a. each single thing, part or object in a list

b. detail or paragraph (of news)

c. number of a program off-the-shelf

a. commercially available

b. ready to use

c. possible or likely

Упражнение 3. Заполните пропуски словами. А.

capacity as well laser information light existing advantage space doubt amplified cost conventional

Optical fibres are made of glass and use (1)... (usually from a (2)...) to transmit messages. There is no (3)... optical fibre sys­tems have enormous (4)... over (5)... transmission systems. They have a much higher (6)... than copper wires, can carry much more (7)... and have a potentially lower material (8)... Besides, optical fibres occupy far less (9)... The quality of transmission is high (10)... The signal does not need to be (11)... as often as with (12)... ca­bles. Optical fibres do not suffer from interference.

в.

heat treatment distance melt identify beams vaporize displays light communication

Nowadays, lasers are used to (1)... targets in military uses. In engineering, powerful laser (2)... can be focused on a small area. They can (3)..., (4)..., or (5)... material in a very precise way. La­sers are ideal for (6)... in space. Laser light can travel long (7)... without losing signal strength. In medicine, laser beams can be used for the (8)... of damaged tissue (ткань) in a fraction of a sec­ond without causing harm (вреда) to healthy tissue. In the arts, la­sers can provide fantastic displays of (9)... Pop concerts are often accompanied by laser (10)...

Упражнение 4. Составьте возможные словосочетания глаголов из колон­ки А и существительных из колонки В.


 

 


А

1. come to

2. overcome / encounter

3. record / store / carry

4. realize

5. place

В

information, data, sound

into orbit

a project

reality

difficulties, differences


 

 


Упражнение 5. Заполните таблицу на словообразование.

Verb Noun Adjective
identify ... ...
    vaporous
amplify ...
... idealization ...
    strong
  variety  
  ... limitless
precision ...
treat ...

 

Упражнение 6. А. Назовите 15—20 ключевых слов и словосочетаний на тему: «Laser applications».

В. Speak about:

Laser as a means of propulsion.


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