DIC出血原因
A．血小板数量减少B．多种凝血因子消耗性减少C．遗传性凝血因子缺乏D．血管壁功能异常E．多种凝血因子合成障碍
参考答案：B
June 25, 2011 _______a very bright night in Nanshan Middle School that will never
_______from memory. Our school has made great breakthrough in the field of education.
A．see; faded
B．witness; fade
C．saw; fade
D．witnessed; faded
双侧壁导洞法施工方法？
