对于有仓储资格的Ⅰ级仓储监管机构，经营单位应（）检查一次。
A.1个月
B.2个月
C.每季
D.每半年
参考答案：C
氧气湿化瓶内的湿化液应用（）。
A.蒸馏水
B.生理盐水
C.过滤水
D.饮用水
E.灭菌水
Organizations are now extending their （） beyond the end customer to include the acceptance and disassembly of final products for reuse in the new products.
A.Sourcing strategy
B.Distribution channels
C.Customer service
D.Internal functions
