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【单选题】
根据凯恩斯的观点,周期性失业的根源在于A.
工资刚性
B.
总需求不足
C.
供求结构不匹配
D.
劳动力的正常流动
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【判断题】This email is to inform you of an important change in our policy concerning transportation.
A.
正确
B.
错误
【简答题】十分重视产品质量 the quality of products
【简答题】When we are sure we are to blame for a problem, our policy is never to (avoid responsibility). ______________
【判断题】Total quality management is an approach in which all of the company's people are involved in constantly improving the quality of products, services, and business processes.
A.
正确
B.
错误
【单选题】对于液 — 液萃取,其一般的流程为( )
A.
混合 — 分层 — 脱溶剂
B.
混合 — 脱溶剂 — 分层
C.
分层 — 混合 — 脱溶剂
D.
脱溶剂 — 混合 — 分层
【简答题】Change one or more steps and we will improve the quality of products.
【简答题】The quality of products _________________(必须保证).
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