91.  And armies play a great role in it.

92.  Army plays an important role in a country's political life.

93.  It is known to everybody that science and technology act a very important role in constructing armies.

94.  Perhaps in the future, military forces will only play the role as defender of homeland and provider of help and aids.

95.  Even today, this is still true, which can be realized in the different role of man and woman.

96.  When the two roles --- raising a family and doing economically productive work cannot go hand in hand, most women choose to carry only one namely, the family function, which is the effect of strong conventional influence.

97.  So if there is a conflict between the roles, most women give up the latter one --- doing economically productive work.

98.  From then on, men and women are socially different in that society lays down different social roles for them and expects different behavior patterns from them.

99.  The role of women is quite different from that in the past especially in 1980's.

100.  However, in terms of sex roles and social success, all men cannot be equal.