Е. С. Закирова, П. А. Красавин Английский язык для технических вузов

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KEY VOCABULARY Exercise 1. Read and guess the meanings of the new words. If you have some

Module 9
ENGINEERING MATERIALS
TECHNOLOGY (2)
Vocabulary
: exercises 1—7, 12—16.
Grammar
Revision
: exercises 8—9, 17—19.
Reading
: exercises 10, 11, 32.
Listening
: exercise 20.
Speaking
: exercises 21—26.
Writing
: exercises 27—30.
Project Work
: exercise 31.
Test 9.
KEY VOCABULARY
Exercise 1. Read and guess the meanings of the new words. If you have some
difficulties, use the dictionary at the end of this book. It will help you to read
and discuss the texts and dialogues, arrange the role-plays and present the
projects.
1)
specified geometry.
Material is brought to specified geometry by re-
moving excess material.
2)
chips or swarf.
In cutting metals the excess metal is chips or swarf.
3)
machining, burning.
Cutting is nearly fully represented by machining,
burning, and some special processes.
4)
oxy-fuel cutting torch.
Using an oxy-fuel cutting torch to separate
a plate of steel into smaller pieces is an example of burning.
5)
chemical milling.
Chemical milling is an example of a special process.
6)
etching and masking chemicals.
Chemical milling removes excess ma-
terial by the use of etching and masking chemicals.
7)
turning.
Turning is a cutting process for producing a cylindrical sur-
face.
8)
lathe.
Turning can be done on a lathe.
9)
continuous supervision.
Turning frequently requires continuous super-
vision.
10)
cutting tool.
Turning uses cutting tools.

160
11)
single-point.
Turning usually uses single-point cutting tools.
12)
to traverse along axes.
A cutting tool is traversed along two axes of mo-
tion.
13)
either … or … .
Turning can be either on the outside of the cylinder or
on the inside.
14)
boring.
Turning on the inside of the cylinder is known as boring.
15)
milling.
Milling is a process of removing material to form the final

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