【多选题】He was ______ to Australia, where he died five years later.
【简答题】易燃固体、自燃物品和遇湿易燃物品运输的安全要求描述正确的是( )。A. 避免明火B. 运输车辆不能通过隧道C. 防止包装渗漏D. 定时停车检查货物
【单选题】对混凝土强度的描述中,正确的有 ( ) 。
【多选题】易燃固体、自然物品和遇湿易燃物品运输的安全要求描述正确的是( )
【多选题】易燃固体、自燃物品和遇湿易燃物品运输的安全要求描述正确的是( )。
【单选题】He was ______ to Australia, where he died five years later.
【简答题】Five years later, he returned to China through its Young Thousand Talents program, which r________ younger scientists overseas to work and teach in the country.