单项选择题X 纠错
A.Their variable costs are much more than fixed costs.
B.Their demand can be segmented into classes.
C.There can be substantial fluctuations in the demand.
D.They have a relatively fixed total capacity.
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单项选择题
A.采购—库存—验收—出库—加工—烹饪—配餐—销售
B.采购—库存—出库—验收—加工—烹饪—配餐—销售
C.采购—验收—库存—出库—加工—烹饪—配餐—销售
D.采购—库存—出库—验收—烹饪—加工—配餐—销售