据1990年调查，城市男女职工平均月收入分别为193.15元和149.60元，女性的平均收入是男性的77.4%。

• According to a survey conducted in 1990,the average monthly incomes for male and female workers in urban areas were 193.15 yuan and 149.60 yuan respectively,with women receiving only 77.4 percent of the pay given to men.