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Consult the table and give the plural of the following foreign words.

  1. A) Read the following text.
  2. ANSWER THE FOLLOWING QUESTIONS
  3. ANSWER THE FOLLOWING QUESTIONS
Ending Regular plural Latin/Greek plural
-us -uses -i
-a -as -ae
-um -ums -a
-ex -exes -ices
-ix -ixes -ices
-is -ises -es
-on -ons -a

1. a cactus, fungus, radius, stimulus, genius;

2. bformula (in science), vertebra, antenna;

3. с bacterium, curriculum, datum, medium, memorandum, stratum, millennium;

4. d index (in mathematics, in books);

5. e appendix (in books, in medicine);

6. f analysis, axis, basis, crisis, diagnosis, hypothesis, oasis, parenthesis, thesis;

7. gcriterion, phenomenon.

12. Fill in the gaps with the correct words.

laser beam welding, electron beam welding, solid state welding, ultrasonic welding, explosion welding.

1. Energy beam welding methods, namely laser beam welding and ..... , are relatively new processes that have become quite popular in high production applications.

2. ..... employs a highly focused laser beam, while electron beam welding is done in a vacuum and uses an electron beam.

3. One of the most popular, ..... , is used to connect thin sheets or wires made of metal or thermoplastic by vibrating them at high frequency and under high pressure.

4. Another common process, ..... , involves the joining of materials by pushing them together under extremely high pressure.

Other ..... processes include co-extrusion welding, cold welding, diffusion welding, friction welding (including friction stir welding), high frequency welding, hot pressure welding, induction welding, and roll welding.

 



Welding processes. Solid state and energy beam welding. | Samophrelttic

Answer the following questions. | In this game the group tries to guess the letters of a word, and the presenter records failed attempts by drawing a gallows and someone hanging on it, line by line. | Welding processes. Gas and resistance welding. | Answer the following questions. | Exclude the word which is not right in the lexical row. | Projection welding is a variation of ... welding. | Use your knowledge of welding processes and the words you have learned and match the terms with their definitions. | Components of oxy-acetylene outfit in gas welding | Translate the following sentences into English. | Solid state and energy beam welding |

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