Машиностроительные материалы. Механизмы. Engineering materials.mechanisms

READING
SCANNING TABLES

REMEMBER THE WORDS
SOFT
DUCTILE
MALLEABLE
TOUGH
SCRATCH-RESISTANT
CONDUCTIVE
DURABLE AND HARD
STIFF AND BRITTLE
МЯГКИЙ
КОВКИЙ, ТЯГУЧИЙ
КОВКИЙ, ПЛАСТИЧНЫЙ
ЖЁСТКИЙ, ПРОЧНЫЙ
стойкий к механическим повреждениям
ПРОВОДЯЩИЙ (ТОК, ТЕПЛО)
ИЗНОСОСТОЙКИЙ(ПРОЧНЫЙ) И ТВЕРДЫЙ
жесткий И ХРУПКИЙ

IDENTIFY
THE SIMPLE
MECHANISMS
scissors
foot pump
clamp, tongs
hole punch
tap

tap
escalator
cam
pendulum
Scan the text opposite quickly to find out which of these mechanisms
are mentioned.
cam
tap
pendulum
foot pump
escalator

Cam converts the rotary motion of the engine into
the reciprocating motion required to operate the valves.
2. Oscillating is swinging backwards and forwards.
3. Plastic pipes are formed by forcing plastic through dies.
4. Light switch, water tap, lift, clock, paper trimmer.
5. Crankshaft changes the reciprocating motion of
a piston into a rotary motion
6. Paper trimmer
7. To form car body panels mechanisms that deliver
the power to do their work are used. They provide the
forces to press steel sheets into necessary shape.

THE TECH. WORDS IN COLUMN A ARE SIMILAR IN
MEANING TO THE MORE GENERAL ENGLISH IN
COLUMN B. MATCH THEM.
1) oscillates
2) rotates
3) reciprocates
4) has a linear motion
5) converts
6) motion
7) escalator
8) sheets
a)changes
b) large, thin, flat pieces
c) moving stairs
d) goes round and round
e) movement
f) goes in a line
g) swing backwards and forwards
h) goes up and down

рычажный механизм педали
педаль, ножной привод
рычажный механизм, сцепление

Treadle linkage

IF YOU DON’T UNDERSTAND WHAT YOUR PARTNER SAYS, USE THE QUESTIONS: