用于治疗外周血管痉挛或血栓闭塞性疾病的药物是
A.多巴酚丁胺
B.多巴胺
C.酚妥拉明
D.异丙肾上腺素
E.山莨菪碱
参考答案:C
is my friend. name is Lily.[ ]
A. She, His
B. His, Her
C. I, Her
D. She, Her
补强设计时,若线形不符合规定,应怎么处理?