通过网点柜台办理主卡止付附属卡业务的,须到()办理解除止付手续。
A. 原开户网点
B. 原受理网点
C. 个人业务部
D. 会计业务部
厂部每年应组织开展安监人员的安全技术培训工作,轮训率应达()
A. 100%
B. 90%
C. 80%
D. 70%
Which one of the followings might not be employed to create vacuum for flash type evaporator? ()
A. high-pressure steam-driven air-ejector
B. motor-driven vacuum pump
C. water-motivated air eductor
D. centrifuge pum