乙型肝炎病毒的传染性比艾滋病毒强50至100倍。
The hepatitis B virus is 50 to 100 times more infectious than HIV.
乙型肝炎病毒的传染性比艾滋病毒强50-100倍，乙型肝炎病毒在体外可存活至少7天以上。
Modes of transmission are the same for the human immunodeficiency virus (HIV), but HBV is 50 to 100 times more infectious Unlike HIV, HBV can survive outside the body for at least 7 days.
乙型肝炎病毒是影响卫生工作者的具有传染性的一大职业危害。
HBV is a major infectious occupational hazard of health workers.
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