结论在校大学生经血传播疾病感染率较低，是获取安全血液的主要保障，是无偿献血的主力军。

Conclusion College students have low infection rate of diseases spread by blood. They are the major safeguard to acquiring safe blood and the main force of unpaid blood donation.

youdao

结论在校大学生经血传播疾病感染率较低，是获取安全血液的主要保障，是无偿献血的主力军。

Conclusion College students have low infection rate of diseases spread by blood. They are the major safeguard to acquiring safe blood and the main force of unpaid blood donation.

youdao