求翻译：　对象：调查对象375人，年龄20～55岁，平均年龄30.24±9，大专学历占5％，中专学历占95％，其中主管护师占3％，护师占34％，护士占63％。是什么意思？

Object: survey 375 people, aged 20 to 55 years, mean age 30.24 ± 9, college degree, 5%, 95% secondary education, which accounted for 3% of the charge nurse, nurse, 34%, 63% of nurses .

Object: survey, 375 people aged 20 to 55 years old and average age accounted for 30.24 + /- 9, tertiary education colleges accounted for 5 per cent, 95 per cent, of which the competent Care division, accounted for 3 per cent accounted for 34 per cent, and the nurses care Division accounted for 63 pe

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　Object: a survey of 375 people, age 20~55sui with an average age of 30.24 ± 9, college degree 5%, technical school, 95% nurse-in-charge, 3% and, 34%, nurse 63%.

Object: survey 375 people, aged 20 to 55 years, mean age 30.24 ± 9, college degree, 5%, 95% secondary education, which accounted for 3% of the charge nurse, nurse, 34%, 63% of nurses .