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【简答题】
某施工单位中标一制药厂的机电工程安装项目。合同约定：工程设备由建设单位供应；工程材料由施工单位采购。中标后，该施工单位组建了项目经理部。经施工单位成本控制中心通过对工程用的主辅材料、燃料和动力、外协加工费、生产工人工资、奖金、管理费（包括办公费、差旅费、折旧费、管理人员工资）等费用的测算，在确保企业投标时确定的利润基础上，签订内部承包合同，要求除工程用的主材料由企业总部统一采购供货外，成本降低率为5%。该项目部按变动成本和固定成本进行管理，加大成本控制力度，并按项目成本的分类进行了落实，取得了较好的经济效益。分别列出本案例中费用哪些属直接工程管理费用？
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皮皮学刷刷变学霸
举一反三
【单选题】If the elasticity of demand for mothballs is 0.50, then moving along the demand for mothballs:
A.
A 20% rise in the price of mothballs will lead to a 10% fall in the quantity of mothballs demanded.
B.
A 10% rise in the price of mothballs will lead to a 20% fall in the quantity of mothballs demanded.
C.
A 20% rise in the price of mothballs will lead to a 10% rise in the quantity of mothballs demanded.
D.
A 10% rise in the price of mothballs will lead to a 20% rise in the quantity of mothballs demanded.
【单选题】Moving along the short-run Phillips curve indicates
A.
that higher inflation leads to a higher unemployment rate.
B.
that higher unemployment leads to a higher inflation rate.
C.
a tradeoff between inflation and unemployment so that higher inflation is related to lower unemployment.
D.
that the natural unemployment rate falls when the inflation rate rises.
【单选题】A __________ is a firm that participates in moving the product along the distribution channel.
A.
financial intermediary
B.
production specialist
C.
sales consultancy
D.
marketing intermediary
【单选题】A __________ is a firm that participates in moving the product along the distribution channel.
A.
financial intermediary
B.
production specialist
C.
marketing conduit
D.
marketing intermediary
E.
sales expediter
【简答题】PN结反偏时,内电场与外电场的方向 ,空间电荷区变 ,有利于 载流子的漂移运动,阻碍 载流子的扩散运动,此时 PN结呈现的电阻 , PN结处于 状态。
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