下列（）项目不属于压力容器的年度检查的是。
A．支座检查
B．保温层检查
C．耐压试验
D．安全附件检查
参考答案：C
The peace negotiations (talks) were successfully _____, which was expected by all. [ ]
A.condemned
B.concluded
C.conducted
D.confessed
在制备盐酸异丙肾上腺素气雾剂时，加入乙醇的作用是（）
A.抗氧剂
B.助溶剂
C.潜溶剂
D.分散剂
E.助悬剂
