辅助导轨副用()来调整间隙。
A.压板
B.镶条
C.调整螺钉
参考答案:A
---Would you like to see Pirates of the Caribbean at the cinema?
I’ve heard it’s great.
--- Yes, I’d like to. But I _____ it twice.
A have seen B saw C will see D am going to see
新生儿胆红素代谢特点是()
A.胆红素生成过多
B.肝细胞摄取胆红素能力差
C.肝脏酶系统发育不完善
D.肠壁吸收胆红素增加
E.易发生感染