【多选题】核电占世界总装机容量比重持续下降。瑞士、德国、意大利等国先后放弃发展核电。当前核电发展的主要障碍在于()和()等问题。目前,核电普遍利用的是核裂变技术,核聚变是未来核电的发展方向,但受技术制约,前景尚不明朗。可控聚变材料能电站主要燃料是氘,大量存在于海水中;但目前聚变能技术远未成熟,未来30年实现商业应用面临巨大挑战。
【单选题】创新性发展传统文化,就是要按照时代的新进步新进展,对中华优秀传统文化的内涵加以(),增强其影响力和感召力。
【单选题】When Ramona is in consumer equilibrium,
A.
her total utilities of all goods are equal.
B.
she is maximizing her utility, given her income and the prices of goods and services.
C.
her total utility per dollar spent is equal for all goods.
D.
any change in prices would make her worse off.
【判断题】【判断】创新性发展就是要按照时代的新进步和新发展,对中华优秀传统文化的内涵加以补充、拓展、完善,增强时代感和影响力。
【判断题】中华传统文化的创新性发展,就是要按照时代的新进步新进展,对中华优秀传统文化的内涵加以补充、拓展、完善,增强其影响力和感召力。( )
【单选题】The consumer is in equilibrium when
C.
the budget line is tangent to the indifference curve at the bundle chosen.
【单选题】钢丝钳带电剪切导线时,不得同时剪切()的两根线,以免发生短路事故。
【简答题】某用户跟维修电工反映:“家里的电器都不能工作”,维修电工到她家用验电笔检查发现,检测到火线验电笔都不亮的,请你准确判断电路的故障是( )。A. 漏电 B. 进户L、N线短路 C. 进户L线断路 D. 进户N线断路
【单选题】In a budget line/indifference curve diagram, at the consumer equilibrium
A.
any movement upward or downward on the budget line will move the consumer to a less preferred point.
B.
any movement to the northeast to higher indifference curves moves the consumer to a less preferred point.
C.
the slope of the budget line is as much larger as possible than the marginal rate of substitution.
D.
All of the above statements are correct.
【多选题】合并财务报表与和个别财务报表相比,两者不同之处主要有()。