皮皮学，免费搜题
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【单选题】
拉力试验包括（）指标。A.
屈服点、抗拉强度
B.
抗拉强度和伸长率
C.
屈服点、抗拉强度、伸长率
D.
、、冷轧、调直
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皮皮学刷刷变学霸
举一反三
【单选题】According to the passage, what are the opportunity costs of a product?
A.
The amount of time and money spent in producing it.
B.
The opportunities a person has to buy it.
C.
The value of what could have been produced instead.
D.
The value of the resources used in its production.
【单选题】反优先雇佣行动计划试图平衡（）。
A.
“受保护团体”(如非白种人和女性)在就业、晋升和留职方面的地位
B.
超越组织目标的个体目标
C.
人力资源管理需要投入的巨大财务成本
D.
法律和条例
【单选题】If opportunity costs are ignored:
A.
all firms will show accounting profits.
B.
all firms will appear to incur economic losses.
C.
firms will still make profit-maximizing production decisions.
D.
firms experiencing economic losses may appear to be profitable.
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