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94
6. Give English equivalents to the following words.
1. потеря мощности
2. использовать
3. водило планетарного ряда
4. предполагать
5. солнечное зубчатое колесо
6. роликовый подшипник
7. произведение
8. разбрызгиватель
9. числитель
10. входная мощность
11. средний коэффициент трения
12. опорный подшипник
13. приближенное значение
14. решение
15. неподвижное колесо
16. закреплять клином
17. входной вал
18. уравнение
19. сравнительная оценка
20. режим нагрузки
7. Match the notions and their definitions.
1. Bearing
2. Friction
3. Power
4. Equation
5. Velocity
6. Gear
7. Assume
8. Reverse
a.
speed in a certain direction
b.
to believe (something to be true without actually
having proof that it is suppose
c.
generally the curved surface on a shaft or in a bore, or
the part assembled onto one or into the other to permit
relative rotation with minimum wear and friction
d.
the resistance to motion between two bodies in contact
with each other
e.
it is the rate of doing work .The unit of power is
usually foot-pounds per minute or foot-pounds per
second
f.
to change to the opposite
g.
a statement that two quantities are equal
h.
an apparatus especially one consisting of a set of
toothed wheels
8. Find the endings to the given beginnings.
1. Power losses become a
function of…
2. Tooth mesh loss of a pair of
gears in a planetary train…
3. In a planetary gear the
velocity of engagement is…
4. Most of the analyses are
based on the…
5. Pitch-line velocity…
a.
depends upon the same factors as for
pair of gears with fixed centers.
b.
has small influence on gear
efficiency.
c.
the power developed in the gearing.
d.
it is important to know which gear in
the train with the stopped planet cage
is driver.
e.
principles of equilibrium of moments
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