起动器起动后不能自保的主要原因是()。
A、无电源
B、1号和2号接线
C、2号断线
参考答案:C
Just as the clothes a person wears,the food he eats and the friends with whom he spends
his time, his house _____ his personality. [ ]
A. resembles
B. strengthens
C. reflects
D. shape
向保存液内加入自由基的作用是()
A.可有效地降低保存器官的代谢率
B.抵抗细胞内胶体渗透压
C.清除有关代谢废物
D.减少缺血再灌注损伤
E.以上均不正确