肝病出血倾向是因为()
A.消耗性凝血障碍
B.某些凝血因子合成减少
C.血管壁变态反应
D.因子Ⅷ缺乏
E.抗凝物质合成增多
参考答案:B
In relation to private companies, explain the meaning of, and the procedure for passing, the following:
(b) a written resolution. (5 marks)
中国第一个认证委员会中国电子元器件认证委员会于()年成立。
A.1978
B.1981
C.1980
D.1988