职业技能鉴定是指由考试考核机构对劳动者从事某种职业所应掌握的技术理论知识和_________做出客观的测量和评价,属于标准参照型考试。
A. 职业道德
B. 实际操作能力
C. 劳动者素质
D. 法律知识水平
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电荷有规则的定向运动称为电流。凡方向不随时间变化的电流称为_______。
A. 直流电流
B. 稳恒电流
C. 交流电流
D. 稳压电流
按燃烧物的特性分,可燃气体燃烧引起的火灾属于_______。
A类火灾
B类火灾
C类火灾
D类火灾
电荷有规则的定向运动称为_______。
A. 电阻
B. 电动势
C. 电流
D. 电压
Tom Roberts loves to read about stocks. He subscribes to the Los Angeles Times, the New York Times, and Smart Money Magazine. He respects the various publications but places more emphasis on Smart Money magazine because it specializes in investment issues. What behavioral characteristic does Roberts have as the basis for his decision making?